Παραπομπή APA

Doulton, J., & Hay, D. (1962). Managerial and professional staff grading. George Allen&Unwin.

Παραπομπή Chicago Style

Doulton, Joan, και David Hay. Managerial and Professional Staff Grading. London: George Allen&Unwin, 1962.

Παραπομπή MLA

Doulton, Joan, και David Hay. Managerial and Professional Staff Grading. George Allen&Unwin, 1962.