Cita APA (7th ed.)

Straley, S. J. (1988). Programming in Clipper: The definitive guide to the Clipper dBASE compiler (2a. ed.). Addison-Wesley.

Cita Chicago (17th ed.)

Straley, Stephen J. Programming in Clipper: The Definitive Guide to the Clipper DBASE Compiler. 2a. ed. Boston: Addison-Wesley, 1988.

Cita MLA (9th ed.)

Straley, Stephen J. Programming in Clipper: The Definitive Guide to the Clipper DBASE Compiler. 2a. ed. Addison-Wesley, 1988.