APA (7th ed.) Citation

Viorst, J., & Children's stories. (2018). Lulu is getting a sister. Atheneum Books for Young Readers.

Chicago Style (17th ed.) Citation

Viorst, Judith, and Children's stories. Lulu Is Getting a Sister. New York: Atheneum Books for Young Readers, 2018.

MLA (9th ed.) Citation

Viorst, Judith, and Children's stories. Lulu Is Getting a Sister. Atheneum Books for Young Readers, 2018.