APA-Zitierstil (7. Ausg.)

Forbush, E. H. (1939). A natural history of American birds of eastern and central North America. Houghton Mifflin Co.

Chicago-Zitierstil (17. Ausg.)

Forbush, Edward Howe. A Natural History of American Birds of Eastern and Central North America. Boston: Houghton Mifflin Co, 1939.

MLA-Zitierstil (9. Ausg.)

Forbush, Edward Howe. A Natural History of American Birds of Eastern and Central North America. Houghton Mifflin Co, 1939.