APA Edition Citation

Subramanian, E., & Williams, H. M. (1988). An essential English grammar with usage and composition.

Chicago Edition Citation

Subramanian, E., and H M. Williams. An Essential English Grammar with Usage and Composition. Madras, Anu Chitra publications, 1988.

MLA Edition Citation

Subramanian, E., and H M. Williams. An Essential English Grammar with Usage and Composition. 1988.

Warning: These citations may not always be 100% accurate.