APA Citation

Bergsma, W. 1., & Bergsma, W. 1. Answer: A cow.

Chicago Style Citation

Bergsma, William 1921-1994, and William 1921-1994 Bergsma. Answer: A Cow.

MLA Citation

Bergsma, William 1921-1994, and William 1921-1994 Bergsma. Answer: A Cow.

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