APA (7 वां संस्करण) प्रशस्ति पत्र
Hessel, V., Kralisch, D., & Kockmann, N. (2015). Novel process windows: Innovative gates to intensified and sustainable chemical processes. Wiley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Hessel, Volker, Dana Kralisch, और Norbert Kockmann. Novel Process Windows: Innovative Gates to Intensified and Sustainable Chemical Processes. Weinheim, Germany: Wiley, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Hessel, Volker, et al. Novel Process Windows: Innovative Gates to Intensified and Sustainable Chemical Processes. Wiley, 2015.
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