Cita APA

Van Riper, C., & Butler, K. G. (1955). Speech in thhe elementary classroom.

Citación estilo Chicago

Van Riper, Charles, and Katharine G. Butler. Speech in Thhe Elementary Classroom. 1955.

Cita MLA

Van Riper, Charles, and Katharine G. Butler. Speech in Thhe Elementary Classroom. 1955.

Warning: These citations may not always be 100% accurate.