Gropper, G. L., & Glasgow, Z. (1971). Criteria for the selection and use of visuals in instruction: A handbook. Educational Technology.
Chicagoスタイル(17版)引用形式Gropper, George L., , Zita Glasgow. Criteria for the Selection and Use of Visuals in Instruction: A Handbook. Englewood Cliffs, NJ: Educational Technology, 1971.
MLA(9版)引用形式Gropper, George L., , Zita Glasgow. Criteria for the Selection and Use of Visuals in Instruction: A Handbook. Educational Technology, 1971.
警告: この引用は必ずしも正確ではありません.