APA način citiranja

Biswal, D., & Rao,J.K. (1980). Commercial correspondence (3rd rev. ed.). Kalyani.

Čikaški stil citiranja

Biswal, D., i Rao,J.K. Commercial Correspondence. 3rd rev. ed. Ludhiana: Kalyani, 1980.

MLA način citiranja

Biswal, D., i Rao,J.K. Commercial Correspondence. 3rd rev. ed. Kalyani, 1980.

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