Senge, P. M. (1994). The fifth discipline: The art and practice of the learning. New York: Currency Doubleday.
Παραπομπή Chicago StyleSenge, Peter M. The Fifth Discipline: The Art and Practice of the Learning. New York: Currency Doubleday, 1994.
Παραπομπή MLASenge, Peter M. The Fifth Discipline: The Art and Practice of the Learning. New York: Currency Doubleday, 1994.
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