@book{168061,
	author = {Johnson, Robert A. and Ruhl, Jerry M.},
	title = {El equilibrio entre el cielo y la tierra :},
	publisher = {Paidós,},
	year = {c1999.},
	series = {Paidós Junguiana ,no. 7.},
	address = {Barcelona :},
	note = {Translation of: Balancing heaven and earth ,c 1998.}
}