(1975). Sponsored research of the Carnegie commission on higher education. McGraw-Hill.
Παραπομπή Chicago StyleSponsored Research of the Carnegie Commission on Higher Education. McGraw-Hill, 1975.
Παραπομπή MLASponsored Research of the Carnegie Commission on Higher Education. McGraw-Hill, 1975.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.