@book{39103,
	author = {Steiner, George A. and Ureña Gutierrez, Guillermo Enrique},
	title = {Planeacion estrategica  },
	publisher = {CECSA },
	year = {1985.},
	series = {Biblioteca de planeacion y estrategia},
	address = {México  },
	note = {Incluye índice}
}