Πρωτότυπο: Songs Of Work And Protest. "Union Maid," "Joe Hill," "We Shall Not Be Moved," and many more. Sheet Music. PVG.
Μετάφραση: Τραγούδια της εργασίας και διαμαρτυρία. Παρτιτούρες. Πιάνο, Φωνητική. Reprint of Songs of Work and Freedom, 1960 edition.