Captive habitats - Beat Akaret

https://www.amazon.com/Captive-Habitats-furnishing-maintaining-naturalistic/dp/3899733517 

Animal life Reptiles (free pdf) - Grzimek

https://batrachos.com/sites/default/files/pictures/Books/Grzimek's%20Animal%20Life_07_Reptiles.pdf 

Lizards: windows to the evolution and diversity - Eric R. Pianka & Laurie J. Vitt

https://www.amazon.nl/-/en/Eric-R-Pianka/dp/0520234014 

Reptiles, amphibians and invertebrates: and identification and care guide - Patricia P. Bartlett & Billy Griswold & R. D. Bartlett

https://www.amazon.com/Reptiles-Amphibians-Invertebrates-Identification-Guide-dp-0764143565/dp/0764143565/ref=dp_ob_image_bk

Thieme's terrariumgids (Dutch) - G. Matz & M. Vanderhaeghe

https://www.bol.com/be/nl/p/thieme-s-terrariumgids/1001004005088029/ 

Terraristik (German) - Ludwig Trutnau

https://www.amazon.com.be/-/en/Ludwig-Trutnau/dp/3800173069 

Echsen als terrarientiere (German) - Harald Jes

https://www.ebay.de/itm/197559518817?srsltid=AfmBOoqHcLXhVRpm8KpnFZ7dTP3DTSv1tkKSTBWlts1QEfLf11VT5ZlZ 

Der Hardun (German) - Martin Dieckmann

https://www.amazon.nl/Hardun-Laudakia-stellio-Agamen/dp/3866591446 

Lizard care from A to Z - Patricia P. Bartlett & R. D. Bartlett

https://www.amazon.com/Lizard-Care-Z-Anoles-Zonosaurs/dp/0764138901 

Lizards of the world - Mark O'Shea

https://www.amazon.com/Lizards-Natural-History-Mark-OShea/dp/1782409572 

Terrarium encyclopedie - Eugène Bruins

https://www.bol.com/be/nl/p/terrarium-encyclopedie/666834658/ 

Terrarien: Bauen und einrichten (German) - Friedrich Wilhelm Henkel & Wolfgang Schmidt

https://www.amazon.de/Terrarien-einrichten-Friedrich-Wilhelm-Henkel/dp/3800155508 

Het grote terrariumboek (Dutch) - Uwe Dost

https://www.bol.com/be/nl/p/het-grote-terrarium-boek/666871616/ 

The new encyclopedia of reptiles & amphibians - Tim Halliday & Kraig Adler

https://www.amazon.com/New-Encyclopedia-Reptiles-Amphibians/dp/0198525079 

The reptile survival manual - David Alderton

https://www.amazon.co.uk/Reptile-Survival-Manual-David-Alderton/dp/186054052X 

The reptile and amphibian problem solver - Robert Davies & Valerie Davies

https://www.amazon.com/-/he/Robert-Davies/dp/1564651940 

Herpetology fourth edition - F. Harvey Pough & Robin M. Andrews & Martha L. Crump & Alan H. Savitzky & Kentwood D. Wells & Matthew C. Brandley

https://www.amazon.com/Herpetology-F-Harvey-Pough/dp/1605352330 

Kompaktwissen Agamen (German) - Oliver Drewes

https://www.amazon.de/Kompaktwissen-Agamen-Oliver-Drewes/dp/3981041259 

Leguane: biologie, haltung en zucht (German) - Wolfgang Schmidt & Friedrich Wilhelm Henkel

https://www.amazon.nl/Leguane-Biologie-Friedrich-Wilhelm-Henkel/dp/3800146134