Morris, W. T. (1973). How to get rich slowly but almost surely: Adventures in applying the decision sciences. Reston.
Dyfyniad Arddull ChicagoMorris, William T. How to Get Rich Slowly but Almost Surely: Adventures in Applying the Decision Sciences. Virgina: Reston, 1973.
Dyfyniad MLAMorris, William T. How to Get Rich Slowly but Almost Surely: Adventures in Applying the Decision Sciences. Reston, 1973.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.