Agarwal,Chetan, & Vijay Sharma. (2023). Research Methodology In Georaphy. Arjun Publishing.
Chicago-referens (17:e uppl.)Agarwal,Chetan, och Vijay Sharma. Research Methodology In Georaphy. New Delhi: Arjun Publishing, 2023.
MLA-referens (9:e uppl.)Agarwal,Chetan, och Vijay Sharma. Research Methodology In Georaphy. Arjun Publishing, 2023.