Journal of Youth Development | University Library System, University of Pittsburgh. Cambridge University Press.
Citazione stile Chigago Style (17a edizione)Journal of Youth Development | University Library System, University of Pittsburgh. Cambridge University Press.
Citatione MLA (8a ed.)Journal of Youth Development | University Library System, University of Pittsburgh. Cambridge University Press.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.