APA Citation

(1972). Text book of zoology: Invertebrate (7th ed.). London: Macmillan.

Chicago Style Citation

Text Book of Zoology: Invertebrate. 7th ed. London: Macmillan, 1972.

MLA Citation

Text Book of Zoology: Invertebrate. 7th ed. London: Macmillan, 1972.

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