APA

chapman r. . f., . (1978). the insects. london: hodder and stoughon.

Chicago

chapman r f, . 1978. the insects. london: hodder and stoughon.

Harvard

chapman r. . f., . (1978). the insects. london: hodder and stoughon.

MLA

chapman r f, . the insects. london: hodder and stoughon. 1978.