Cita APA

Ward, A., & Ann Ward; Norman Whitney; David McKeegan. Open house: Workbook. New York: Oxford University Press.

Chicago Style Citation

Ward, Ann, i Ann Ward; Norman Whitney; David McKeegan. Open House: Workbook. New York: Oxford University Press.

Cita MLA

Ward, Ann, i Ann Ward; Norman Whitney; David McKeegan. Open House: Workbook. New York: Oxford University Press.