Clark, K. B., & Wheelwright, S. C. (1994). The product development challenge: Competing through speed, quality, and creativity. Harvard Business School Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Clark, Kim B., και Steven C. Wheelwright. The Product Development Challenge: Competing Through Speed, Quality, and Creativity. Boston: Harvard Business School Press, 1994.
Παραπομπή σε μορφή MLA (9th εκδ.)Clark, Kim B., και Steven C. Wheelwright. The Product Development Challenge: Competing Through Speed, Quality, and Creativity. Harvard Business School Press, 1994.
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