APA (7th ed.) Citation

Willemsen, E. W. (1979). Understanding infancy. Freeman.

Chicago Style (17th ed.) Citation

Willemsen, Eleanor Walker. Understanding Infancy. San Francisco, Calif: Freeman, 1979.

MLA (9th ed.) Citation

Willemsen, Eleanor Walker. Understanding Infancy. Freeman, 1979.

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