APA Edition Citation

Gopalan, R., Vekappayya, D., & Nagarajan, S. (2005). Textbook of engineering chemistry. Vikas.

Chicago Edition Citation

Gopalan, R., D. Vekappayya, and Sulochana Nagarajan. Textbook of Engineering Chemistry. New Delhi: Vikas, 2005.

MLA Edition Citation

Gopalan, R., et al. Textbook of Engineering Chemistry. Vikas, 2005.