APA (7th ed.) Citation

(1977). Elements of zoology (4th ed.). G. M. S. Pub.

Chicago Style (17th ed.) Citation

Elements of Zoology. 4th ed. Quezon City: G. M. S. Pub, 1977.

MLA (9th ed.) Citation

Elements of Zoology. 4th ed. G. M. S. Pub, 1977.

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