Gioacchino Lavanco and  Elisabetta Di Giovanni and  Floriana Romano,  Social Interventation from Social Maternage to Peer Advocacy.   journal   = {International Journal of Humanities and Social Sciences}, [online]. World Academy of Science, Engineering and Technology.
    June 2007, vol. 6(6). 241 - 243
    [viewed 19 September 2020]. Available from: https://publications.waset.org/pdf/10030.