APA (7th ed.) Citation

BURRELL, H. (1925). Mud-sucking platypus: A brief history. Natural History, 25, 621.

Chicago Style (17th ed.) Citation

BURRELL, Harry. "Mud-sucking Platypus: A Brief History." Natural History 25 (1925): 621.

MLA (9th ed.) Citation

BURRELL, Harry. "Mud-sucking Platypus: A Brief History." Natural History, vol. 25, 1925, p. 621.

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