
The Stationary Ark (1976)
Two in the Bush (1966)
The Stationary Ark (1976)
Species Conservation in Managed Habitats: The Myth of Pristine Nature (2016), p. 51
Jesus Wants to Save Christians: A Manifesto for the Church in Exile (2008), p. 128
"Essay on the Biological Sciences" in Good Reading (1958)
Wildlife Wars: My Fight to Save Africa's Natural Treasures (2001) with Virginia Morell
Source: Nervous Ills their Cause and Cure (1922), p. 20
" Predators: A Response https://opinionator.blogs.nytimes.com/2010/09/28/predators-a-response/", The New York Times, 28 Sept. 2010