1. PAUWELS, O. S. G. & KOK, P. J. R. 2011. Book Review. Secrets of the Snake Charmer: Snakes in the 21 st Century, by John C. Murphy. Herpetological Review, 42(2): 313.

2. PAUWELS, O. S. G. & KOK, P. J. R.  2013. Book Review. Lézards, Crocodiles et Tortues d’Afrique Occidentale et du Sahara, by Jean-François Trape, Sébastien Trape and Laurent Chirio. Herpetological Review, 44(1): 165-167.

3. KOK, P. J. R.  2014. Book Review. Amphibians of Suriname, by Paul E. Ouboter and Rawien Jairam. Herpetological Review, 45(4): 716-720.

4. KOK, P. J. R. & PAUWELS, O. S. G. 2015. Book Review. Amphibians and Reptiles of Guyana, South America: Illustrated Keys, Annotated Species Accounts, and a Biogeographic Synopsis by Charles J. Cole, Carol R. Townsend, Robert P. Reynolds, Ross D. MacCulloch and Amy Lathrop. Herpetological Review, 46(2): 283–287.