APA (7 ম সংস্করণ) উদ্ধৃতি

Varghese, P. C. (2012). Engineering geology for civil engineers (Eastern Economy Edition.). PHI Learning.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Varghese, P. C. Engineering Geology for Civil Engineers. Eastern Economy Edition. New Delhi: PHI Learning, 2012.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Varghese, P. C. Engineering Geology for Civil Engineers. Eastern Economy Edition. PHI Learning, 2012.