APA (7 ম সংস্করণ) উদ্ধৃতি

Loundsbury, J. F. (1986). Introduction to geographic field methods and techniques GA151 (3rd ed.). Merrill Publishing.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Loundsbury, John F. Introduction to Geographic Field Methods and Techniques GA151. 3rd ed. Columbia, Ohio: Merrill Publishing, 1986.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Loundsbury, John F. Introduction to Geographic Field Methods and Techniques GA151. 3rd ed. Merrill Publishing, 1986.