APA (7 वां संस्करण) प्रशस्ति पत्र
Engelmann, S. (2012). Advanced thermoforming: Methods, machines and materials, applications and automation. John Wiley & Sons.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Engelmann, Sven. Advanced Thermoforming: Methods, Machines and Materials, Applications and Automation. Hoboken, N.J.: John Wiley & Sons, 2012.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Engelmann, Sven. Advanced Thermoforming: Methods, Machines and Materials, Applications and Automation. John Wiley & Sons, 2012.
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