Dunbar, R., Duncan, N., & Nettle, D. (1995). Size and structure of freely forming conversational groups. Walter de Gruyter, Inc. New York.
Chicago Style (17. basım) AtıfDunbar, R., N. Duncan, ve D. Nettle. Size and Structure of Freely Forming Conversational Groups. Walter de Gruyter, Inc. New York, 1995.
MLA (9th ed.) AtıfDunbar, R., et al. Size and Structure of Freely Forming Conversational Groups. Walter de Gruyter, Inc. New York, 1995.
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