Barnes, R. D. 1., & Barnes, R. D. 1. (1980). Invertebrate zoology (4. edition.). Philadelphia: Saunders College.
Chicago Style CitationBarnes, Robert Drane 1927-1993, and Robert Drane 1927-1993 Barnes. Invertebrate Zoology. 4. edition. Philadelphia: Saunders College, 1980.
MLA CitationBarnes, Robert Drane 1927-1993, and Robert Drane 1927-1993 Barnes. Invertebrate Zoology. 4. edition. Philadelphia: Saunders College, 1980.
Warning: These citations may not always be 100% accurate.