Duffy Gerald G. (1989). Improving classroom reading instruction (2nd ed.). Random House.
Chicagoスタイル(17版)引用形式Duffy Gerald G. Improving Classroom Reading Instruction. 2nd ed. New York: Random House, 1989.
MLA(9版)引用形式Duffy Gerald G. Improving Classroom Reading Instruction. 2nd ed. Random House, 1989.
警告: この引用は必ずしも正確ではありません.