APA-referens (7:e uppl.)

Greeley, W. B. (1953). Forest policy. McGraw-Hill.

Chicago-referens (17:e uppl.)

Greeley, William B. Forest Policy. New York: McGraw-Hill, 1953.

MLA-referens (9:e uppl.)

Greeley, William B. Forest Policy. McGraw-Hill, 1953.