Coombs, P. H. (1973). New paths to learning for rural children and youth. Internat. Council for Educational Development.
Chicago-Zitierstil (17. Ausg.)Coombs, Philip Hall. New Paths to Learning for Rural Children and Youth. New York: Internat. Council for Educational Development, 1973.
MLA-Zitierstil (9. Ausg.)Coombs, Philip Hall. New Paths to Learning for Rural Children and Youth. Internat. Council for Educational Development, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.