APA-ийн эшлэл(7 дахь хэвлэлт)

Singh, A. (2018). Business Law (11th.). Eastern Book Company.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Singh, Avtar. Business Law. 11th. Lucknow: Eastern Book Company, 2018.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Singh, Avtar. Business Law. 11th. Eastern Book Company, 2018.