Gaya APA

Lewicki, R, J. et al (1996). Think Before You Speak: A Complete Guide to Strategic Negotiation (First Edition). canada: John Wiley & Son, Inc.

Gaya MLA

Lewicki, Roy, J.. et al. "Think Before You Speak: A Complete Guide to Strategic Negotiation". First Edition canada: John Wiley & Son, Inc, 1996. Buku.