Cita APA (7a ed.)
Straley, S. J., & Karasek, D. (1990). Advanced programming in Clipper with C: Obs. Part 1., s.1-387. Part 2., s.388-489. Addison-Wesley.
Cita Chicago Style (17a ed.)
Straley, Stephen J., y David Karasek. Advanced Programming in Clipper with C: Obs. Part 1., S.1-387. Part 2., S.388-489. Reading: Addison-Wesley, 1990.
Cita MLA (9a ed.)
Straley, Stephen J., y David Karasek. Advanced Programming in Clipper with C: Obs. Part 1., S.1-387. Part 2., S.388-489. Addison-Wesley, 1990.
Precaución: Estas citas no son 100% exactas.