Australian sea turtles: natural history and conservation.
London: Collins, 1972. Octavo, photographs, tape marks and signature, dustwrapper. More
London: Collins, 1972. Octavo, photographs, tape marks and signature, dustwrapper. More
Durban: Oceanographic Research Institute, 1974. Octavo, wrappers, illustrations, tables, fine copy. Investigational report No. 35. More