Agarwal,Chetan, & Vijay Sharma. (2023). Research Methodology In Georaphy. Arjun Publishing.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Agarwal,Chetan, ба Vijay Sharma. Research Methodology In Georaphy. New Delhi: Arjun Publishing, 2023.
MLA -ийн эшлэл (9 дэх хэвлэлт)Agarwal,Chetan, ба Vijay Sharma. Research Methodology In Georaphy. Arjun Publishing, 2023.