APA (7th ed.) Citation

Likens, G. E. (1989). Long-Term Studies in Ecology: Approaches and Alternatives. Springer New York.

Chicago Style (17th ed.) Citation

Likens, Gene E. Long-Term Studies in Ecology: Approaches and Alternatives. New York, NY: Springer New York, 1989.

MLA (9th ed.) Citation

Likens, Gene E. Long-Term Studies in Ecology: Approaches and Alternatives. Springer New York, 1989.