APA-ийн эшлэл(7 дахь хэвлэлт)

ETS. (2021). The Official Guide to the GRF General text. McGrew-Hill Education(India)Private Limited.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ETS. The Official Guide to the GRF General Text. Chennai: McGrew-Hill Education(India)Private Limited, 2021.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ETS. The Official Guide to the GRF General Text. McGrew-Hill Education(India)Private Limited, 2021.