APA-referens (7:e uppl.)

Straley, S. J., & Karasek, D. (1990). Advanced programming in Clipper with C. Addison-Wesley.

Chicago-referens (17:e uppl.)

Straley, Stephen J., och David Karasek. Advanced Programming in Clipper with C. Reading: Addison-Wesley, 1990.

MLA-referens (9:e uppl.)

Straley, Stephen J., och David Karasek. Advanced Programming in Clipper with C. Addison-Wesley, 1990.