APA (7th ed.) Citation
Porter, P. A., & Grant, M. (1992). Communicating Effectively In English: Oral Communication for Non-Native Speakers. Heinle & Heinle Publishers.
Chicago Style (17th ed.) Citation
Porter, Patricia A., and Margaret Grant. Communicating Effectively In English: Oral Communication for Non-Native Speakers. New Jersey: Heinle & Heinle Publishers, 1992.
MLA (9th ed.) Citation
Porter, Patricia A., and Margaret Grant. Communicating Effectively In English: Oral Communication for Non-Native Speakers. Heinle & Heinle Publishers, 1992.
Warning: These citations may not always be 100% accurate.