Cita APA

Karl Bach. (1979). Selling is simple ... if you don't make it complicated. San Francisco, California: Advance Books.

Citación estilo Chicago

Karl Bach. Selling Is Simple ... If You Don't Make It Complicated. San Francisco, California: Advance Books, 1979.

Cita MLA

Karl Bach. Selling Is Simple ... If You Don't Make It Complicated. San Francisco, California: Advance Books, 1979.

Precaución: Estas citas no son 100% exactas.