Gaya APA

BALLE, M. (1994). MANAGING WITH SYSTEMS THINKING : Making Dynamics Work for you In Business decision Making / Michael Balle . New York: McGraw-Hill Book Company.

Gaya MLA

BALLE, Michael. "MANAGING WITH SYSTEMS THINKING : Making Dynamics Work for you In Business decision Making / Michael Balle". New York: McGraw-Hill Book Company, 1994. Text.