Miller, S. A., & Harley, J. B. (1999). Zoology (4th ed.). McGraw-Hill.
Chicago Style aipamenaMiller, Stephen A., and John B. Harley. Zoology. 4th ed. Boston: McGraw-Hill, 1999.
MLA aipamenaMiller, Stephen A., and John B. Harley. Zoology. 4th ed. McGraw-Hill, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.