Cita APA (7a ed.)
Hanna, M. S., & Wilson, G. L. (1990). Groups in context: Leadership and participation in small groups (2.vyd.). McGraw-Hill.
Cita Chicago Style (17a ed.)
Hanna, Michael S., y Gerald L. Wilson. Groups in Context: Leadership and Participation in Small Groups. 2.vyd. New York: McGraw-Hill, 1990.
Cita MLA (9a ed.)
Hanna, Michael S., y Gerald L. Wilson. Groups in Context: Leadership and Participation in Small Groups. 2.vyd. McGraw-Hill, 1990.
Precaución: Estas citas no son 100% exactas.