Cita APA

Hall, R. P. (1964). Protozoa: The simplest of all animals.

Chicago Edition Citation

Hall, Richard P. Protozoa: The Simplest of All Animals. Holt Rinehart & Winston Publishers, New York, 1964.

Cita MLA

Hall, Richard P. Protozoa: The Simplest of All Animals. 1964.

Atenció: Aquestes cites poden no estar 100% correctes.