Sheppard, S. E., & Carroll, D. C. (1980). Working in the twenty-first century. John Wiley and Sons.
Chicagoスタイル(17版)引用形式Sheppard, Stewart E., , Donal C. Carroll. Working in the Twenty-first Century. John Wiley and Sons, 1980.
MLA(9版)引用形式Sheppard, Stewart E., , Donal C. Carroll. Working in the Twenty-first Century. John Wiley and Sons, 1980.
警告: この引用は必ずしも正確ではありません.