APA-ийн эшлэл(7 дахь хэвлэлт)

COOPER DONALD R. (2009). BUSINESS RESEARCH METHODS [WITH CD]. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

COOPER DONALD R. BUSINESS RESEARCH METHODS [WITH CD]. NEW DEHLI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2009.

MLA -ийн эшлэл (9 дэх хэвлэлт)

COOPER DONALD R. BUSINESS RESEARCH METHODS [WITH CD]. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2009.