APA-ийн эшлэл(7 дахь хэвлэлт)

SINGH P. (2018). ENGINEERING AND GENERAL GEOLOGY (8th.). KATSON BOOK.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

SINGH P. ENGINEERING AND GENERAL GEOLOGY. 8th. NEW DELHI: KATSON BOOK, 2018.

MLA -ийн эшлэл (9 дэх хэвлэлт)

SINGH P. ENGINEERING AND GENERAL GEOLOGY. 8th. KATSON BOOK, 2018.