(1978). Report: The Structure and Reform of Direct Taxation. George Allen & Unwin.
Dyfyniad Arddull ChicagoReport: The Structure and Reform of Direct Taxation. London: George Allen & Unwin, 1978.
Dyfyniad MLAReport: The Structure and Reform of Direct Taxation. George Allen & Unwin, 1978.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.