APA Citatie

Lieth, H., & Whittaker, r. H. (1975). Primary productivity of the biosphere. Springer-Verlag.

Chicago Style citaat

Lieth, Helmut, en robert H. Whittaker. Primary Productivity of the Biosphere. New York: Springer-Verlag, 1975.

MLA citatie

Lieth, Helmut, en robert H. Whittaker. Primary Productivity of the Biosphere. Springer-Verlag, 1975.