Perkins, J. H., Kieso, D. E., & Weygandt, J. J. (1983). Computer-assisted practice set and problems to accompany Intermediate accounting (4a. ed.). John Wiley.

Perkins, James H., Donald E. Kieso, and Jerry J. Weygandt. Computer-assisted Practice Set and Problems to Accompany Intermediate Accounting. 4a. ed. Nueva York: John Wiley, 1983.

Perkins, James H., et al. Computer-assisted Practice Set and Problems to Accompany Intermediate Accounting. 4a. ed. John Wiley, 1983.