Penner, S. S. (1986). Assessment of research needs for advanced fuel cells. Pergamon Press. https://doi.org/10.1016/C2013-0-06110-5
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPenner, S. S. Assessment of Research Needs for Advanced Fuel Cells. New York: Pergamon Press, 1986. https://doi.org/10.1016/C2013-0-06110-5.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPenner, S. S. Assessment of Research Needs for Advanced Fuel Cells. Pergamon Press, 1986. https://doi.org/10.1016/C2013-0-06110-5.
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