Krumm, R. (1985). Understanding and using dBase II and III. Simon and Schuster.
Citación estilo ChicagoKrumm, Rob. Understanding and Using DBase II and III. New York: Simon and Schuster, 1985.
Cita MLAKrumm, Rob. Understanding and Using DBase II and III. Simon and Schuster, 1985.
Warning: These citations may not always be 100% accurate.