APA
Lewicki J. Roy, Saunders M. David and Minton W. John, . (1997). Essentials of NEGOTIATION. Boston: McGraw-Hall Companies, Inc.
Chicago
Lewicki J. Roy, Saunders M. David and Minton W. John, . 1997. Essentials of NEGOTIATION. Boston: McGraw-Hall Companies, Inc.
Harvard
Lewicki J. Roy, Saunders M. David and Minton W. John, . (1997). Essentials of NEGOTIATION. Boston: McGraw-Hall Companies, Inc.
MLA
Lewicki J. Roy, Saunders M. David and Minton W. John, . Essentials of NEGOTIATION. Boston: McGraw-Hall Companies, Inc. 1997.