APA Style

, T, ,, M, ,, M, 1., 1943-$h8$c13, H, ,, M. (2000). The Penguin dictionary of biology . : Penguin.

MLA Style

, Thain, ,, M., ,, Michael, 1946-$h6$k11$c21., 1943-$h8$c13, Hickman, ,, M.. "The Penguin dictionary of biology". : Penguin, 2000. Text.