Style de citation APA (7e éd.)

Ehninger, D. (1982). Principles and types of speech communication (9th ed.). Scott, Foresman and Co.

Style de citation Chicago (17e éd.)

Ehninger, Douglas. Principles and Types of Speech Communication. 9th ed. Glenview, Ill: Scott, Foresman and Co, 1982.

Style de citation MLA (9e éd.)

Ehninger, Douglas. Principles and Types of Speech Communication. 9th ed. Scott, Foresman and Co, 1982.