APA (7th ed.) Citation
Wren, P., Martin, H., & Rao, N. P. (2006). High school English grammar and composition. S.Chand.
Chicago Style (17th ed.) Citation
Wren, P.C, H. Martin, and N.D.V. Prasada Rao. High School English Grammar and Composition. New Delhi: S.Chand, 2006.
MLA (9th ed.) Citation
Wren, P.C, et al. High School English Grammar and Composition. S.Chand, 2006.
Warning: These citations may not always be 100% accurate.