APA
Albrecht Karl, Albrecht Steve, . (1993). Added value negotiating : The break through method for building behaviour deals. Illionis: Business Irwin.
Chicago
Albrecht Karl, Albrecht Steve, . 1993. Added value negotiating : The break through method for building behaviour deals. Illionis: Business Irwin.
Harvard
Albrecht Karl, Albrecht Steve, . (1993). Added value negotiating : The break through method for building behaviour deals. Illionis: Business Irwin.
MLA
Albrecht Karl, Albrecht Steve, . Added value negotiating : The break through method for building behaviour deals. Illionis: Business Irwin. 1993.