APA (7th ed.) Citation

Ladefoged, P., & Johnson, K. (2015). A course in phonetics (Seventh edition.). CENGAGE Learning.

Chicago Style (17th ed.) Citation

Ladefoged, Peter, and Keith Johnson. A Course in Phonetics. Seventh edition. Stamford, CT: CENGAGE Learning, 2015.

MLA (9th ed.) Citation

Ladefoged, Peter, and Keith Johnson. A Course in Phonetics. Seventh edition. CENGAGE Learning, 2015.

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