Macfadyen, A.
Animal ecology: aims and methods
Pitman, 1963
 Buku Teks
Pandey, B.N.
Ecology and animal behaviour; Vol. 4
Tata McGraw-Hill, 2012
 Buku Teks
The ecology of animal movement
edited by Ian R. Swingland and Paul J. Greenwood
Clarendon Press, 1983
 Buku Teks
The ecology of animal movement
edited by Ian R. Swingland and Paul J. Greenwood
Clarendon Press, 1983
 Buku Teks
Peters, Robert Henry
The ecological implications of body size / Robert Henry Peters
Cambridge University Press, 1983
 Buku Teks