Cohen, L. (1994). Research methods in education (4th ed.). Routledge.
Chicagoスタイル(17版)引用形式Cohen, Louis. Research Methods in Education. 4th ed. London: Routledge, 1994.
MLA(9版)引用形式Cohen, Louis. Research Methods in Education. 4th ed. Routledge, 1994.
警告: この引用は必ずしも正確ではありません.