Matwiejczuk-Yardley, K. M. (1997). Role Play: Theory and practice (ed.). SAGE Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMatwiejczuk-Yardley, Krysia M. Role Play: Theory and Practice. ed. London: SAGE Publications, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMatwiejczuk-Yardley, Krysia M. Role Play: Theory and Practice. ed. SAGE Publications, 1997.
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