APA

Muenscher W. C. L., . (1951). Poisonous plants of the United States. New York: Macmillan.

Chicago

Muenscher Walter Conrad Leopold, . 1951. Poisonous plants of the United States. New York: Macmillan.

Harvard

Muenscher W. C. L., . (1951). Poisonous plants of the United States. New York: Macmillan.

MLA

Muenscher Walter Conrad Leopold, . Poisonous plants of the United States. New York: Macmillan. 1951.