Beerel, A. (1998). Leadership through strategic planning (lst ed.). International Thomson Business Press.
Cita Chicago (17th ed.)Beerel, Annabel. Leadership Through Strategic Planning. lst ed. London: International Thomson Business Press, 1998.
Cita MLA (9th ed.)Beerel, Annabel. Leadership Through Strategic Planning. lst ed. International Thomson Business Press, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.