APA (7e ed.) Bronvermelding

Quetico-Superior Wilderness Research Center & Lakela, O. (1962). Revised check-list of ferns and flowering plants of the Quetico-Superior Wilderness Research Center. the Center.

Chicago (17e ed.) Bronvermelding

Quetico-Superior Wilderness Research Center en Olga Lakela. Revised Check-list of Ferns and Flowering Plants of the Quetico-Superior Wilderness Research Center. Ely, Minn.: the Center, 1962.

MLA (8e ed.) Bronvermelding

Quetico-Superior Wilderness Research Center en Olga Lakela. Revised Check-list of Ferns and Flowering Plants of the Quetico-Superior Wilderness Research Center. the Center, 1962.