Hughes, J. L. (1962). Programed instruction for schools and industry. Science Research Associates.
Chicagoスタイル(17版)引用形式Hughes, John Leo. Programed Instruction for Schools and Industry. Chicago: Science Research Associates, 1962.
MLA(9版)引用形式Hughes, John Leo. Programed Instruction for Schools and Industry. Science Research Associates, 1962.
警告: この引用は必ずしも正確ではありません.