APA استشهاد

Schlesinger, W. H., & Bernhardt, E. S. (2013). Biogeochemistry: An analysis of global change (3rd ed.). Elsevier.

استشهاد بنمط شيكاغو

Schlesinger, William H., و Emily S. Bernhardt. Biogeochemistry: An Analysis of Global Change. 3rd ed. Amsterdam: Elsevier, 2013.

MLA استشهاد

Schlesinger, William H., و Emily S. Bernhardt. Biogeochemistry: An Analysis of Global Change. 3rd ed. Elsevier, 2013.