APA (7 ম সংস্করণ) উদ্ধৃতি

Gale, G. (1979). Theory of Science: An introduction to history, logic, and philosophy of science. McGraw-Hill Book Company.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Gale, George. Theory of Science: An Introduction to History, Logic, and Philosophy of Science. McGraw-Hill Book Company, 1979.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Gale, George. Theory of Science: An Introduction to History, Logic, and Philosophy of Science. McGraw-Hill Book Company, 1979.