Gaya APA
Ditzenberger, Roger, Kidney, John. (1986).
Selling: Helping Customers Buy (2nd.ed.).
Cincinnati:
Southwestern Publishing.
Gaya Chicago
Ditzenberger, Roger, Kidney, John.
Selling: Helping Customers Buy.
2nd.ed.
Cincinnati:
Southwestern Publishing,
1986.
Text.
Gaya MLA
Ditzenberger, Roger, Kidney, John.
Selling: Helping Customers Buy.
2nd.ed.
Cincinnati:
Southwestern Publishing,
1986.
Text.
Gaya Turabian
Ditzenberger, Roger, Kidney, John.
Selling: Helping Customers Buy.
2nd.ed.
Cincinnati:
Southwestern Publishing,
1986.
Print.