Cita APA

Zimmerman, I. L., Steiner, V. G., & Pond, R. E. (1992). PLS-3: Preschool language scale-3. The Psychological Corporation/Harcourt Brace Jovanovich.

Citación estilo Chicago

Zimmerman, Irla Lee, Violette G. Steiner, and Roberta Evatt Pond. PLS-3: Preschool Language Scale-3. San Antonio, TX: The Psychological Corporation/Harcourt Brace Jovanovich, 1992.

Cita MLA

Zimmerman, Irla Lee, et al. PLS-3: Preschool Language Scale-3. The Psychological Corporation/Harcourt Brace Jovanovich, 1992.