What has the author Manuel Garcia Hurtado written?

Manuel Barrera has written:

'La Educacion Sindical En Chile Y La Reconstruccion De La Vida De Los Sindicatos'

'El sindicato industrial' -- subject(s): Labor and laboring classes, Labor unions

'El sindicato industrial como instrumento de lucha de la clase obrera chilena' -- subject(s): Chile, Labor and laboring classes, Labor unions