Laird, D. A., & Eleanor C Laird. (1947). Technique of getting things done. McGraw Hill publishisng company.
Chicago Edition CitationLaird, Donald A., i Eleanor C Laird. Technique of Getting Things Done. Bombay: McGraw Hill publishisng company, 1947.
Cita MLALaird, Donald A., i Eleanor C Laird. Technique of Getting Things Done. McGraw Hill publishisng company, 1947.
Atenció: Aquestes cites poden no estar 100% correctes.