Hirsh, S. P. (1971). The Courage to change: New directions for career education. Englewood Cliffs.
Chicagoスタイル(17版)引用形式Hirsh, Sharlene Pearlman. The Courage to Change: New Directions for Career Education. Englewood Cliffs, N. J: Englewood Cliffs, 1971.
MLA(9版)引用形式Hirsh, Sharlene Pearlman. The Courage to Change: New Directions for Career Education. Englewood Cliffs, 1971.
警告: この引用は必ずしも正確ではありません.