@book{49233,
	author = {Johnston, Edgar Grant and Peters, Mildred.},
	title = {El maestro y la orientación del niño},
	publisher = {Editorial Paidós},
	year = {1967.},
	series = {Biblioteca del educador contemporáneo},
	address = {Buenos Aires},
	edition = {2da ed.},
	note = {Tranlsation of : The role of the teacher in guidance.}
}