OOMMEN; JUDIE GEORGE. (2016). INFORMATION TECHNOLOGY - STEP BY STEP APPROACH TO SOMPUTER STUDIES - BOOK 2. SHETH PUBLISHING HOUSE.
Čikaški stil citiranja (17. izdanje)OOMMEN; JUDIE GEORGE. INFORMATION TECHNOLOGY - STEP BY STEP APPROACH TO SOMPUTER STUDIES - BOOK 2. VIKHROLI: SHETH PUBLISHING HOUSE, 2016.
MLA način citiranja (9. izdanje)OOMMEN; JUDIE GEORGE. INFORMATION TECHNOLOGY - STEP BY STEP APPROACH TO SOMPUTER STUDIES - BOOK 2. SHETH PUBLISHING HOUSE, 2016.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.