(1995). Eco design: Environmentally sound packaging and graphic design. Rockport.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEco Design: Environmentally Sound Packaging and Graphic Design. Rockport, Mass: Rockport, 1995.
एमएलए (9वां संस्करण) प्रशस्ति पत्रEco Design: Environmentally Sound Packaging and Graphic Design. Rockport, 1995.
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