ジョン・クレブス
Stephens, D. W. & Krebs, J. R. (1986) Foraging Theory. Princeton: Princeton University Press.
Kamil, Alan C., John R. Krebs and H. Ronald Pulliam. (1987) Foraging Behavior, Plenum Press, New York and London.
Krebs, J. R. & Davies, N.B. (1993) An Introduction to Behavioural Ecology, 4th ed. Oxford: Blackwell.
Krebs, J. R. & Davies, N.B., eds. (1997) Behavioural Ecology: An Evolutionary Approach, 4th ed. Oxford: Blackwell. (1st ed. 1978.)