APA-čujuhus (7. p.)
Bröckel, U., Meier, W., & Wagner, G. Product Design and Engineering: Best Practices : Basics and Technologies. Wiley-VCH.
Chicago-čujuhus (17. p.)
Bröckel, Ulrich, Willi Meier, juo Gerhard Wagner. Product Design and Engineering: Best Practices : Basics and Technologies. Weinheim, Alemania: Wiley-VCH.
MLA-čujuhus (9. p.)
Bröckel, Ulrich, et al. Product Design and Engineering: Best Practices : Basics and Technologies. Wiley-VCH.
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