@book{35184,
	author = {Open University. Bletchley, England},
	title = {Movimiento continental, expasión del fondo océanico y tecttónica de placas},
	publisher = {McGraw-Hill Latinoamericana,},
	year = {1974},
	series = {Curso básico de ciencias},
	address = {Colón, Panamá :}
}