APA (7th ed.) Citation

Byrne, D., & Walsh, G. (1977). Pronunciation practice (New ed.). Longman.

Chicago Style (17th ed.) Citation

Byrne, Donn, and Gordon Walsh. Pronunciation Practice. New ed. London: Longman, 1977.

MLA (9th ed.) Citation

Byrne, Donn, and Gordon Walsh. Pronunciation Practice. New ed. Longman, 1977.