(美国)Psacharopoulos,G.著 (美国)Psacharopoulos, G.著 (美国)Psacharopoulos,Georg著 Psacharopoulos,G. (美国)Demetropoulos,A.著 (美国)A.Asimakopulos编著 (美国)Asimakopulos,A.著 (美国)C. C. Paraskevopoulos编 Psacharopoulos, G.