Doulton, J., & Hay, D. (1962). Managerial and professional staff grading. George Allen&Unwin.
シカゴスタイル引用形Doulton, Joan, , David Hay. Managerial and Professional Staff Grading. London: George Allen&Unwin, 1962.
MLA引用形式Doulton, Joan, , David Hay. Managerial and Professional Staff Grading. George Allen&Unwin, 1962.
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