APA (7th ed.) Citation

Degens, E. T. (1989). Perspectives on biogeochemistry. Springer.

Chicago Style (17th ed.) Citation

Degens, Egon T. Perspectives on Biogeochemistry. Berlin [u.a.]: Springer, 1989.

MLA (9th ed.) Citation

Degens, Egon T. Perspectives on Biogeochemistry. Springer, 1989.