Laird, D. A., & Eleanor C Laird. (1947). Technique of getting things done. McGraw Hill publishisng company.
استشهاد بنمط شيكاغوLaird, Donald A., و Eleanor C Laird. Technique of Getting Things Done. Bombay: McGraw Hill publishisng company, 1947.
MLA استشهادLaird, Donald A., و Eleanor C Laird. Technique of Getting Things Done. McGraw Hill publishisng company, 1947.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.