https://imperodeisogni.info/libreria/narrativa-e-letteratura/675566-erri-de-luca-il-cielo-in-una-stalla-2008.html
https://imperodeisogni.live/libreria/narrativa-e-letteratura/675566-erri-de-luca-il-cielo-in-una-stalla-2008.html
https://eurekaddl.art/book/erri-de-luca-il-cielo-in-una-stalla-2014/