APA (7th ed.) Citation

Duke, J. S. (1979). Children's books and magazines: A market study. Knowledge Industry Publications.

Chicago Style (17th ed.) Citation

Duke, Judith S. Children's Books and Magazines: A Market Study. White Plains, N.Y.: Knowledge Industry Publications, 1979.

MLA (8th ed.) Citation

Duke, Judith S. Children's Books and Magazines: A Market Study. Knowledge Industry Publications, 1979.