Gangadharan Nair, R. (1983). Secretarial practice. State Institute of Languages.
Chicago Stili AlıntıGangadharan Nair, R. Secretarial Practice. Trivandrum: State Institute of Languages, 1983.
MLA AlıntıGangadharan Nair, R. Secretarial Practice. State Institute of Languages, 1983.
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