APA (7 ম সংস্করণ) উদ্ধৃতি

Skinner, B. F. (1969). Contingencies of reinforcement: A theoretical analysis. Appleton-Century-Crofts.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Skinner, Burrhus Frederic. Contingencies of Reinforcement: A Theoretical Analysis. New York: Appleton-Century-Crofts, 1969.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Skinner, Burrhus Frederic. Contingencies of Reinforcement: A Theoretical Analysis. Appleton-Century-Crofts, 1969.