Long, L. (1986). BASIC programming. Prentice-Hall.
Dyfyniad Arddull ChicagoLong, Larry. BASIC Programming. Englewood Cliffs: Prentice-Hall, 1986.
Dyfyniad MLALong, Larry. BASIC Programming. Prentice-Hall, 1986.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.