Bosticco, M. (1967). Etiquette for the business man. Business.
Dyfyniad Arddull ChicagoBosticco, Mary. Etiquette for the Business Man. London: Business, 1967.
Dyfyniad MLABosticco, Mary. Etiquette for the Business Man. Business, 1967.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.