APA

Nichols D., Cooke J. A. L., . (1976). The oxford book of invertebrates. Oxford: Ixford University.

Chicago

Nichols David, Cooke John A L, . 1976. The oxford book of invertebrates. Oxford: Ixford University.

Harvard

Nichols D., Cooke J. A. L., . (1976). The oxford book of invertebrates. Oxford: Ixford University.

MLA

Nichols David, Cooke John A L, . The oxford book of invertebrates. Oxford: Ixford University. 1976.