APA引文

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

Chicago Style (17th ed.) Citation

Van Riper, Charles, and Katherine Gorrell Butler. Speech in the Elementary Classroom. New York: Harper, 1955.

MLA引文

Van Riper, Charles, and Katherine Gorrell Butler. Speech in the Elementary Classroom. Harper, 1955.