Παραπομπή APA

Bibby, C. (1967). The Essence of T H Huxley (1st.). The Macmillan Ltd.

Παραπομπή Chicago Style

Bibby, Cyril. The Essence of T H Huxley. 1st. London: The Macmillan Ltd, 1967.

Παραπομπή MLA

Bibby, Cyril. The Essence of T H Huxley. 1st. The Macmillan Ltd, 1967.