APA (7th ed.) Citation

Fields, R. W. (1957). Hystricomorph rodents from the late Miocene of Colombia, South America. Univ. of California Press.

Chicago Style (17th ed.) Citation

Fields, Robert W. Hystricomorph Rodents from the Late Miocene of Colombia, South America. Berkeley u.a: Univ. of California Press, 1957.

MLA (9th ed.) Citation

Fields, Robert W. Hystricomorph Rodents from the Late Miocene of Colombia, South America. Univ. of California Press, 1957.