APA (7th ed.) Citation

Eastman, P., Fleishman, S., & Hillerich, R. L. (1983). Sometimes things change. Childrens Press.

Chicago Style (17th ed.) Citation

Eastman, Patricia, Seymour Fleishman, and Robert L. Hillerich. Sometimes Things Change. Chicago: Childrens Press, 1983.

MLA (9th ed.) Citation

Eastman, Patricia, et al. Sometimes Things Change. Childrens Press, 1983.