Cita APA

Brady, A. H., & Richardson, J. T. (1981). Programmed learning aid for Basic programming language (2a. ed.). Richard D. Irwin.

Citación estilo Chicago

Brady, Allen H., and James T. Richardson. Programmed Learning Aid for Basic Programming Language. 2a. ed. Homewood: Richard D. Irwin, 1981.

Cita MLA

Brady, Allen H., and James T. Richardson. Programmed Learning Aid for Basic Programming Language. 2a. ed. Richard D. Irwin, 1981.