APA (7th ed.) Citation

Croall, S., & Rankin, W. (1986). Ecology for beginners. Writers and Readers Publishing Cooperative.

Chicago Style (17th ed.) Citation

Croall, Stephen, and William Rankin. Ecology for Beginners. London: Writers and Readers Publishing Cooperative, 1986.

MLA (9th ed.) Citation

Croall, Stephen, and William Rankin. Ecology for Beginners. Writers and Readers Publishing Cooperative, 1986.

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