APA (7th ed.) Citation

Fritsch, F. E. (1935). The structure and reproduction of the algae. The University Press.

Chicago Style (17th ed.) Citation

Fritsch, Felix Eugene. The Structure and Reproduction of the Algae. Cambridge: The University Press, 1935.

MLA (9th ed.) Citation

Fritsch, Felix Eugene. The Structure and Reproduction of the Algae. The University Press, 1935.