APA

Burman B. L., . (1961). It's a big continent. New York: McGraw-Hill.

Chicago

Burman Ben Lucien, . 1961. It's a big continent. New York: McGraw-Hill.

Harvard

Burman B. L., . (1961). It's a big continent. New York: McGraw-Hill.

MLA

Burman Ben Lucien, . It's a big continent. New York: McGraw-Hill. 1961.