Cita APA

Maurer, J., & Jay Maurer. (2011). Focus on grammar: An integrated skills approach. Third edition. White Plains, NY: Pearson Education.

Citación estilo Chicago

Maurer, Jay, y Jay Maurer. Focus On Grammar: An Integrated Skills Approach. Third Edition. White Plains, NY: Pearson Education, 2011.

Cita MLA

Maurer, Jay, y Jay Maurer. Focus On Grammar: An Integrated Skills Approach. Third Edition. White Plains, NY: Pearson Education, 2011.

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