(1974). Office And Administrative Management System Analysis, Data Processing And Office Services. Prentice Hall of India.
Čikaški stil citiranja (17. izdanje)Office And Administrative Management System Analysis, Data Processing And Office Services. Prentice Hall of India, 1974.
MLA način citiranja (8. izdanje)Office And Administrative Management System Analysis, Data Processing And Office Services. Prentice Hall of India, 1974.
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