APA (7th ed.) Citation

Williams, H. M., Macfarland, M. L., & Little, M. F. (1937). Development of language and vocabulary in young children. University of Iowa.

Chicago Style (17th ed.) Citation

Williams, Harold M., Mary L. Macfarland, and Marguerite F. Little. Development of Language and Vocabulary in Young Children. Iowa City, Iowa: University of Iowa, 1937.

MLA (9th ed.) Citation

Williams, Harold M., et al. Development of Language and Vocabulary in Young Children. University of Iowa, 1937.