Spitz, A. Edward.
Product Planning / - Second Ed. / - New York-10022 : Petrocelli/Charter. - p412 :
0-88405-408-X
Product Management
X:89A / L7
Product Planning / - Second Ed. / - New York-10022 : Petrocelli/Charter. - p412 :
0-88405-408-X
Product Management
X:89A / L7