Skelton, J. E. (1971). An introduction to the basic language. Rinehart and winston.
Dyfyniad Arddull ChicagoSkelton, John E. An Introduction to the Basic Language. Holt: Rinehart and winston, 1971.
Dyfyniad MLASkelton, John E. An Introduction to the Basic Language. Rinehart and winston, 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.