Campbell, K. E. (1995). A review of the cranes (Aves: Gruidae) of Ranch La Brea, with the description of a new species. Natural History Museum of Los Angeles County.
Chicago-Zitierstil (17. Ausg.)Campbell, Kenneth E. A Review of the Cranes (Aves: Gruidae) of Ranch La Brea, with the Description of a New Species. Los Angeles, Calif: Natural History Museum of Los Angeles County, 1995.
MLA-Zitierstil (9. Ausg.)Campbell, Kenneth E. A Review of the Cranes (Aves: Gruidae) of Ranch La Brea, with the Description of a New Species. Natural History Museum of Los Angeles County, 1995.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.