APA استشهاد

Ramesh, M. S., & Pattensethi, C. C. (1977). Effective business english and correspodence. R.Chand.

استشهاد بنمط شيكاغو

Ramesh, M S., و C C. Pattensethi. Effective Business English and Correspodence. New delhi: R.Chand, 1977.

MLA استشهاد

Ramesh, M S., و C C. Pattensethi. Effective Business English and Correspodence. R.Chand, 1977.