APA

Boom B. M., Howard R. A. & Buck W. R. (1990). The Bassett Maguire festschrift. Bronx, New York: The New York Botanical Garden.

Chicago

Boom Brian M, Howard Richard A and Buck William R. 1990. The Bassett Maguire festschrift. Bronx, New York: The New York Botanical Garden.

Harvard

Boom B. M., Howard R. A. and Buck W. R. (1990). The Bassett Maguire festschrift. Bronx, New York: The New York Botanical Garden.

MLA

Boom Brian M, Howard Richard A and Buck William R. The Bassett Maguire festschrift. Bronx, New York: The New York Botanical Garden. 1990.