APA (7th ed.) Citation

Shelly, G. B., & Cashman, T. J. (1986). Learning to use dBASE III: An introduction. Boyd & Fraser Pub. Co..

Chicago Style (17th ed.) Citation

Shelly, Gary B., and Thomas J. Cashman. Learning to Use DBASE III: An Introduction. Boston, MA: Boyd & Fraser Pub. Co., 1986.

MLA (8th ed.) Citation

Shelly, Gary B., and Thomas J. Cashman. Learning to Use DBASE III: An Introduction. Boyd & Fraser Pub. Co., 1986.