APA (7th ed.) Citation

Porter, P. A. ., & Grant, M.. (1992). Communication effectively in English: Oral communication for non-native speakers (2nd ed.). Wadsworth Publishing Company.

Chicago Style (17th ed.) Citation

Porter, Patricia A. , and Margaret Grant. Communication Effectively in English: Oral Communication for Non-native Speakers. 2nd ed. Belmont, CAL.: Wadsworth Publishing Company, 1992.

MLA (9th ed.) Citation

Porter, Patricia A. , and Margaret Grant. Communication Effectively in English: Oral Communication for Non-native Speakers. 2nd ed. Wadsworth Publishing Company, 1992.