Jones, E. (1988). dBase III plus: Power user's guide. Osborne/McGraw-Hill.
Dyfyniad Arddull ChicagoJones, Edward. DBase III Plus: Power User's Guide. Berkeley, Calif: Osborne/McGraw-Hill, 1988.
Dyfyniad MLAJones, Edward. DBase III Plus: Power User's Guide. Osborne/McGraw-Hill, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.