APA (7th ed.) Citation

Pears, N. (1977). Basic biogeography / (by) Nigel Pears. Longman.

Chicago Style (17th ed.) Citation

Pears, Nigel. Basic Biogeography / (by) Nigel Pears. London (etc.): Longman, 1977.

MLA (9th ed.) Citation

Pears, Nigel. Basic Biogeography / (by) Nigel Pears. Longman, 1977.

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