Kapoor, A. N. (2004). A guide to business correspondence and communication skills.
Chicago Style aipamenaKapoor, A N. A Guide to Business Correspondence and Communication Skills. S Chand& company Ltd. New delhi, 2004.
MLA aipamenaKapoor, A N. A Guide to Business Correspondence and Communication Skills. 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.