kale, N. (2006). Secretarial Practice XII. Vipul.
Chicago Style aipamenakale, N. Secretarial Practice XII. Mumbai: Vipul, 2006.
MLA aipamenakale, N. Secretarial Practice XII. Vipul, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
kale, N. (2006). Secretarial Practice XII. Vipul.
Chicago Style aipamenakale, N. Secretarial Practice XII. Mumbai: Vipul, 2006.
MLA aipamenakale, N. Secretarial Practice XII. Vipul, 2006.