APA (7th ed.) Citation

Schinkel, M., Kaster, J., & Borns, P. (1992). Programming in Clipper 5. Addison-Wesley.

Chicago Style (17th ed.) Citation

Schinkel, Mike, John Kaster, and Patricia Borns. Programming in Clipper 5. Reading: Addison-Wesley, 1992.

MLA (9th ed.) Citation

Schinkel, Mike, et al. Programming in Clipper 5. Addison-Wesley, 1992.