APA引文

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

Chicago Style (17th ed.) Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.