Iggland, B. (1987). Customer evaluations for industrial product development. Dept. of Management and Economics, Linköping University.
Chicago-Zitierstil (17. Ausg.)Iggland, Benny. Customer Evaluations for Industrial Product Development. Linköping: Dept. of Management and Economics, Linköping University, 1987.
MLA-Zitierstil (8. Ausg.)Iggland, Benny. Customer Evaluations for Industrial Product Development. Dept. of Management and Economics, Linköping University, 1987.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.