APA (7th ed.) Citation

Gronbeck, B. E. (1994). Principles and types of speech communication (12th ed.). Busy Book Distributors.

Chicago Style (17th ed.) Citation

Gronbeck, Bruce E. Principles and Types of Speech Communication. 12th ed. Quezon City: Busy Book Distributors, 1994.

MLA (9th ed.) Citation

Gronbeck, Bruce E. Principles and Types of Speech Communication. 12th ed. Busy Book Distributors, 1994.

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