Barnes, D., & Keenan, M. (1993). Concurrent activities and instructed human fixed-interval performance.
シカゴスタイル引用形Barnes, D., , M. Keenan. Concurrent Activities and Instructed Human Fixed-interval Performance. 1993.
MLA引用形式Barnes, D., , M. Keenan. Concurrent Activities and Instructed Human Fixed-interval Performance. 1993.
警告: この引用は必ずしも正確ではありません.