APA (7th ed.) Citation

Ward, P. D. (1987). The natural history of Nautilus (1. publ.). Allen & Unwin.

Chicago Style (17th ed.) Citation

Ward, Peter Douglas. The Natural History of Nautilus. 1. publ. Boston u.a: Allen & Unwin, 1987.

MLA (9th ed.) Citation

Ward, Peter Douglas. The Natural History of Nautilus. 1. publ. Allen & Unwin, 1987.

Warning: These citations may not always be 100% accurate.