Cardinali, Cristina, and Rodolfo Craia. 2017. “Gift and Deviance. The Reciprocity of the Educational Relationship of the Penitentiary Voluntary”. Formazione & Insegnamento 15 (2). Lecce-Brescia (IT):219-32. https://ojs.pensamultimedia.it/index.php/siref/article/view/2352.