APA (7th ed.) Citation

Mackay, R., & Mountford, A. (1978). English for specific purposes: A case study approach. Longman.

Chicago Style (17th ed.) Citation

Mackay, Ronald, and Alan Mountford. English for Specific Purposes: A Case Study Approach. London: Longman, 1978.

MLA (9th ed.) Citation

Mackay, Ronald, and Alan Mountford. English for Specific Purposes: A Case Study Approach. Longman, 1978.