http://www.libreriadelsanto.it/libri/9788820986797/per-una-ecologia-delluomo.htmlhttp://mariamilviamorciano.blogspot.it/2014/08/per-una-ecologia-delluomo.html
http://https://books.google.it/books?id=sWxTAwAAQBAJ&pg=PR4&lpg=PR4&dq=The+Garden+of+God+Toward+a+Human+Ecology+morciano&source=bl&ots=muqBjC7yx0&sig=7_RRqsMfrJVw7JT5QT7RbDNR0mk&hl=it&sa=X&ei=18ynVOz4Ncn7ywPJo4CgBg&ved=0CC0Q6AEwAg#v=onepage&q=The%20Garden%20of%20God%20Toward%20a%20Human%20Ecology%20morciano&
https://books.google.it/books?id=QcufuAAACAAJ&dq=Per+una+ecologia+dell%27uomo+morciano&hl=it&sa=X&ei=682nVPbyOoPCywP204B4&ved=0CCsQ6AEwAA