Humphries, J. (1973). How to manage a sales team: A practical guide to sales leadership. Grolier.
Dyfyniad Arddull ChicagoHumphries, John. How to Manage a Sales Team: A Practical Guide to Sales Leadership. Wachai, Hong Kong: Grolier, 1973.
Dyfyniad MLAHumphries, John. How to Manage a Sales Team: A Practical Guide to Sales Leadership. Grolier, 1973.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.