APA (7th ed.) Citation

Luman, R. (2006). Focus on grammar2: An integrated skills approach (Third edition.). Pearson Education, Inc.

Chicago Style (17th ed.) Citation

Luman, Ruth. Focus on Grammar2: An Integrated Skills Approach. Third edition. White Plains: Pearson Education, Inc, 2006.

MLA (8th ed.) Citation

Luman, Ruth. Focus on Grammar2: An Integrated Skills Approach. Third edition. Pearson Education, Inc, 2006.