APA

Round F. E., . (1981). The ecology of algae. Cambridge [Eng.]: Cambridge University Press.

Chicago

Round Frank Eric, . 1981. The ecology of algae. Cambridge [Eng.]: Cambridge University Press.

Harvard

Round F. E., . (1981). The ecology of algae. Cambridge [Eng.]: Cambridge University Press.

MLA

Round Frank Eric, . The ecology of algae. Cambridge [Eng.]: Cambridge University Press. 1981.