APA引用形式

Keller, A. C. (1937). Direct recording and reproducing materials for disk recording. Bell telephone system B-998.

シカゴスタイル引用形

Keller, A. C. "Direct Recording and Reproducing Materials for Disk Recording." Bell Telephone System B-998 1937.

MLA引用形式

Keller, A. C. "Direct Recording and Reproducing Materials for Disk Recording." Bell Telephone System B-998 1937.

警告: この引用は必ずしも正確ではありません.