APA Edition Citation

Barnes, R. D. (1969). Invertebrate zoology (4.).

Chicago Edition Citation

Barnes, Robert D. Invertebrate Zoology. 4. Holt-Saunders International Editions, 1969.

MLA Edition Citation

Barnes, Robert D. Invertebrate Zoology. 4. 1969.

Warning: These citations may not always be 100% accurate.