APA

Lieth H., Whittaker R. H., . (1975). Primary productivity of the biosphere. New York: Springer.

Chicago

Lieth Helmut, Whittaker Robert Harding, . 1975. Primary productivity of the biosphere. New York: Springer.

Harvard

Lieth H., Whittaker R. H., . (1975). Primary productivity of the biosphere. New York: Springer.

MLA

Lieth Helmut, Whittaker Robert Harding, . Primary productivity of the biosphere. New York: Springer. 1975.