APA (7th ed.) Citation

Smith, B. (2001). Longman key skills: Level 1+2. Pearson education limited.

Chicago Style (17th ed.) Citation

Smith, Barry. Longman Key Skills: Level 1+2. Harlow: Pearson education limited, 2001.

MLA (9th ed.) Citation

Smith, Barry. Longman Key Skills: Level 1+2. Pearson education limited, 2001.