LEWIS, R. (1977). Foundation In Accounting Ii Richard Lewis Dan Michael Firth. Prentice-Hall International.
Dyfyniad Arddull ChicagoLEWIS, Richard. Foundation In Accounting Ii Richard Lewis Dan Michael Firth. Prentice-Hall International, 1977.
Dyfyniad MLALEWIS, Richard. Foundation In Accounting Ii Richard Lewis Dan Michael Firth. Prentice-Hall International, 1977.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.