APA aipamena

HILTROP J M. (1997). ESSENCE OF NEGOTIATION. PRENTICE -HALL INTERNATIONAL; INC.

Chicago Style aipamena

HILTROP J M. ESSENCE OF NEGOTIATION. NEW JERSEY;USA: PRENTICE -HALL INTERNATIONAL; INC, 1997.

MLA aipamena

HILTROP J M. ESSENCE OF NEGOTIATION. PRENTICE -HALL INTERNATIONAL; INC, 1997.