COOMBS, P. H. (1987). Cost Analysis In Education A Tool For Policy And Planning Philip H. Coombs And Jacques Hallak. The Johns Hopkins University.
Chicago-referens (17:e uppl.)COOMBS, Philip H. Cost Analysis In Education A Tool For Policy And Planning Philip H. Coombs And Jacques Hallak. The Johns Hopkins University, 1987.
MLA-referens (8:e uppl.)COOMBS, Philip H. Cost Analysis In Education A Tool For Policy And Planning Philip H. Coombs And Jacques Hallak. The Johns Hopkins University, 1987.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.