Cita APA

Bowman, L. G., Piazza, C. C., Fisher, W. W., Hagopian, L. P., & Kogan, J. S. (1997). Assessment of preference for varied versus constant reinforcers.

Chicago Style Citation

Bowman, L G., C C. Piazza, W W. Fisher, L P. Hagopian, i J S. Kogan. Assessment of Preference for Varied Versus Constant Reinforcers. 1997.

Cita MLA

Bowman, L G., et al. Assessment of Preference for Varied Versus Constant Reinforcers. 1997.