Cita APA (7a ed.)

Rizley, R. C., & Rescorla, R. A. (1972). Associations in second-order conditioning and sensory preconditioning. [s.n.].

Cita Chicago Style (17a ed.)

Rizley, Ross C., y Robert A. Rescorla. Associations in Second-order Conditioning and Sensory Preconditioning. [S.l.]: [s.n.], 1972.

Cita MLA (9a ed.)

Rizley, Ross C., y Robert A. Rescorla. Associations in Second-order Conditioning and Sensory Preconditioning. [s.n.], 1972.