González Ruiz, J. M. Creer es comprometerse. Barcelona : Fontanella, 1968.
Chicago Style (17th ed.) CitationGonzález Ruiz, José María. Creer Es Comprometerse. Barcelona : Fontanella, 1968.
MLA (8th ed.) CitationGonzález Ruiz, José María. Creer Es Comprometerse. Barcelona : Fontanella, 1968.
Warning: These citations may not always be 100% accurate.