Wessels, B. (1996). System characteristics matter: Empirical evidence from ten representation studies.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWessels, Bernhard. System Characteristics Matter: Empirical Evidence from Ten Representation Studies. Berlin, 1996.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWessels, Bernhard. System Characteristics Matter: Empirical Evidence from Ten Representation Studies. 1996.
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