APA (7th ed.) Citation

Collin, P. (1995). Dictionary of ecology and the environment (3rd ed.). UBS.

Chicago Style (17th ed.) Citation

Collin, P.H. Dictionary of Ecology and the Environment. 3rd ed. New Delhi: UBS, 1995.

MLA (9th ed.) Citation

Collin, P.H. Dictionary of Ecology and the Environment. 3rd ed. UBS, 1995.