APA-viite (7. p.)

Uptec Computer Consultan. (2002). Information technology: Acc. to DOEACC syllabus for O level examination. Excel.

Chicago-viite (17. p.)

Uptec Computer Consultan. Information Technology: Acc. to DOEACC Syllabus for O Level Examination. New Delhi: Excel, 2002.

MLA-viite (9. p.)

Uptec Computer Consultan. Information Technology: Acc. to DOEACC Syllabus for O Level Examination. Excel, 2002.