Wren, P. C., & Martin, H. (2011). High School English Grammar and Composition. S. Chand & Company Ltd.
Citazione stile Chigago Style (17a edizione)Wren, P. C., e H. Martin. High School English Grammar and Composition. New Delhi: S. Chand & Company Ltd, 2011.
Citatione MLA (9a ed.)Wren, P. C., e H. Martin. High School English Grammar and Composition. S. Chand & Company Ltd, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.