APA
Sharma R. C. &. M. K., . (2011). Business correspondence and report writing .-4th ed .-0-07-068198-8. Tata McGraw Hill, New Delhi: .
Chicago
Sharma R C & Mohan Krishna, . 2011. Business correspondence and report writing .-4th ed .-0-07-068198-8. Tata McGraw Hill, New Delhi: .
Harvard
Sharma R. C. &. M. K., . (2011). Business correspondence and report writing .-4th ed .-0-07-068198-8. Tata McGraw Hill, New Delhi: .
MLA
Sharma R C & Mohan Krishna, . Business correspondence and report writing .-4th ed .-0-07-068198-8. Tata McGraw Hill, New Delhi: . 2011.