APA

Brenan J. P. M., . (1954). Plants collected by the vernay nyasaland and expedition of 1946. New York, United States: The New York Botanical Garden.

Chicago

Brenan J P M, . 1954. Plants collected by the vernay nyasaland and expedition of 1946. New York, United States: The New York Botanical Garden.

Harvard

Brenan J. P. M., . (1954). Plants collected by the vernay nyasaland and expedition of 1946. New York, United States: The New York Botanical Garden.

MLA

Brenan J P M, . Plants collected by the vernay nyasaland and expedition of 1946. New York, United States: The New York Botanical Garden. 1954.