APA (7th ed.) Citation

Karl, J. (1994). How to write and sell children's picture books. Writer's Digest Books.

Chicago Style (17th ed.) Citation

Karl, Jean. How to Write and Sell Children's Picture Books. Cincinnati, Ohio: Writer's Digest Books, 1994.

MLA (9th ed.) Citation

Karl, Jean. How to Write and Sell Children's Picture Books. Writer's Digest Books, 1994.