Walker, D. J. (1991). Creative techniques in product and engineering design: A practical workbook. Woohead.
Chicago Style (17th ed.) CitationWalker, D. J. Creative Techniques in Product and Engineering Design: A Practical Workbook. [Place of publication not identified]: Woohead, 1991.
MLA (9th ed.) CitationWalker, D. J. Creative Techniques in Product and Engineering Design: A Practical Workbook. Woohead, 1991.
Warning: These citations may not always be 100% accurate.