Cita APA

Alpana Gupta & Gupta, S. M. (2016). Effective business communication. Viva books.

Chicago Edition Citation

Alpana Gupta i S M. Gupta. Effective Business Communication. New Delhi: Viva books, 2016.

Cita MLA

Alpana Gupta i S M. Gupta. Effective Business Communication. Viva books, 2016.