APA-Zitierstil (7. Ausg.)

Johnson, D. M. (1986). Systematics of the New World species of Marsilea (Marsileaceae). American Soc. of Plant Faxonomists.

Chicago-Zitierstil (17. Ausg.)

Johnson, David M. Systematics of the New World Species of Marsilea (Marsileaceae). Ann Arbor Mich: American Soc. of Plant Faxonomists, 1986.

MLA-Zitierstil (9. Ausg.)

Johnson, David M. Systematics of the New World Species of Marsilea (Marsileaceae). American Soc. of Plant Faxonomists, 1986.