Lazo, H. (1973). Modern business: Marketing. Alexander Hamilton Institute.
Dyfyniad Arddull ChicagoLazo, Hector. Modern Business: Marketing. New York: Alexander Hamilton Institute, 1973.
Dyfyniad MLALazo, Hector. Modern Business: Marketing. Alexander Hamilton Institute, 1973.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.