Morgan, C. L. (2004). Show me the future: Engineering and design by Werner Sobek / Conway Lloyd Morgan. aved..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMorgan, Conway Lloyd. Show Me the Future: Engineering and Design by Werner Sobek / Conway Lloyd Morgan. Ludwigsburg: aved., 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMorgan, Conway Lloyd. Show Me the Future: Engineering and Design by Werner Sobek / Conway Lloyd Morgan. aved., 2004.
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