Gaya APA

Sander, P, J. (2017). Negotiating 101: from planning your strategy to finding a common ground, an essential guide to the art of negotiating . mau: adams media.

Gaya MLA

Sander, Peter, J.,. "Negotiating 101: from planning your strategy to finding a common ground, an essential guide to the art of negotiating". mau: adams media, 2017. print.