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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHoop, M. A. G. T. van den. Electrochemical Metal Speciation in Natural and Model Polyelectrolyte Systems. Wageningen: [s.n.], 1994.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHoop, M. A. G. T. van den. Electrochemical Metal Speciation in Natural and Model Polyelectrolyte Systems. [s.n.], 1994.
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