Psacharopoulos, G. (1987). Economics of Education. ELSEVIER.
芝加哥风格引文Psacharopoulos, George. Economics of Education. ELSEVIER, 1987.
MLA引文Psacharopoulos, George. Economics of Education. ELSEVIER, 1987.
警告：这些引文格式不一定是100％准确.
APA引文