APA (7th ed.) Citation

Roca, I., & Johnson, W. (1999). A course in phonology / Iggy Roca and Wyn Johnson. ;.

Chicago Style (17th ed.) Citation

Roca, Iggy, and Wyn Johnson. A Course in Phonology / Iggy Roca and Wyn Johnson. Oxford: ;, 1999.

MLA (9th ed.) Citation

Roca, Iggy, and Wyn Johnson. A Course in Phonology / Iggy Roca and Wyn Johnson. ;, 1999.

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