APA (7 वां संस्करण) प्रशस्ति पत्र
Ashby, M. F. (2012). Materials and the environment: Eco-informed material choice (2nd ed.). Butterworth-Heinemann.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Ashby, M. F. Materials and the Environment: Eco-informed Material Choice. 2nd ed. Waltham, MA: Butterworth-Heinemann, 2012.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Ashby, M. F. Materials and the Environment: Eco-informed Material Choice. 2nd ed. Butterworth-Heinemann, 2012.
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