APA-ийн эшлэл(7 дахь хэвлэлт)

Bajpai, . N. (2016). Business Research Methods. Pearson Education.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Bajpai, Naval. Business Research Methods. Delhi: Pearson Education, 2016.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Bajpai, Naval. Business Research Methods. Pearson Education, 2016.