APA-ийн эшлэл(7 дахь хэвлэлт)

Kumar, J. P. (2000). Open University ; Student Support Service. Discovery.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Kumar, J. Prasanth. Open University ; Student Support Service. New delhi: Discovery, 2000.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Kumar, J. Prasanth. Open University ; Student Support Service. Discovery, 2000.