APA

Griscom L., . (1932). The distribution of bird-life in Guatemala. New York: .

Chicago

Griscom Ludlow, . 1932. The distribution of bird-life in Guatemala. New York: .

Harvard

Griscom L., . (1932). The distribution of bird-life in Guatemala. New York: .

MLA

Griscom Ludlow, . The distribution of bird-life in Guatemala. New York: . 1932.