Galapagos Giant Tortoises (2021) by James P. Gibbs, Linda J. Cayot, and Washington Tapia A. (editors)

The Last Tortoise: A Tale of Extinction in Our Lifetime (2010) by Craig B. Stanford

Tales from the Thebaide (2007) by Peter C.H. Pritchard

Turtles of the World (2006) by Franck Bonin, Bernard Devaux, and Alain Dupré (authors), and Peter C.H. Pritchard (Translator)

Turtles of the World (1992) by Carl H. Ernst and Roger W. Barbour

A History of Desert Tortoise Research at Saguaro National Park (2009) by U.S. Department of the Interior National Park Service

Turtles and Tortoises (1990) by John Lehrer

Turtles & Tortoises of the World (1998) by David Alderton

On the Backs of Tortoises: Darwin, the Galapagos, and the Fate of an Evolutionary Eden (2019) by Elizabeth Hennessy

A Sheltered Life: The Unexpected History of the Giant Tortoise (2006) by Paul Chambers

Dreaming in Turtle: A Journey Through the Passion, Profit, and Peril of Our Most Coveted Prehistoric Creatures (2018) by Peter Laufer

A Guide to the Tortoises of Namibia (2007) by Peter Cunningham