OOMMEN; JUDIE GEORGE. (2016). INFORMATION TECHNOLOGY - STEP BY STEP APPROACH TO SOMPUTER STUDIES - BOOK 7. SHETH PUBLISHING HOUSE.
Čikaški stil citiranja (17. izdanje)OOMMEN; JUDIE GEORGE. INFORMATION TECHNOLOGY - STEP BY STEP APPROACH TO SOMPUTER STUDIES - BOOK 7. VIKHROLI: SHETH PUBLISHING HOUSE, 2016.
MLA način citiranja (9. izdanje)OOMMEN; JUDIE GEORGE. INFORMATION TECHNOLOGY - STEP BY STEP APPROACH TO SOMPUTER STUDIES - BOOK 7. SHETH PUBLISHING HOUSE, 2016.
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