DUYN, J. V. (1975). Practical Systems And Procedures Manual J. Van Duyn. Reston Publising.
Chicagoスタイル(17版)引用形式DUYN, J. Van. Practical Systems And Procedures Manual J. Van Duyn. Reston Publising, 1975.
MLA(8版)引用形式DUYN, J. Van. Practical Systems And Procedures Manual J. Van Duyn. Reston Publising, 1975.
警告: この引用は必ずしも正確ではありません.