Pyle, w. W. (1970). Programmed Learning Aid For Elementary Accounting William W. Pyle. Learning Systems.
Chicago (17e ed.) BronvermeldingPyle, william W. Programmed Learning Aid For Elementary Accounting William W. Pyle. Learning Systems, 1970.
MLA (8e ed.) BronvermeldingPyle, william W. Programmed Learning Aid For Elementary Accounting William W. Pyle. Learning Systems, 1970.
Let op: Deze citaties zijn niet altijd 100% accuraat.