APA citiranje

Crossman, E. K., & Silverman, L. T. (1973). Altering the proportion of components in a mixed fixed-ratio schedule.

Citação norma Chicago

Crossman, E. K., and L. T. Silverman. Altering the Proportion of Components in a Mixed Fixed-ratio Schedule. 1973.

MLA citiranje

Crossman, E. K., and L. T. Silverman. Altering the Proportion of Components in a Mixed Fixed-ratio Schedule. 1973.