Helen Reynolds & Mary E. Tramel. (1994). Executive time management: Getting 12-hours' work out of an 8-hour day. Gower Publishing Co.Pvt.Ltd.
Παραπομπή Chicago StyleHelen Reynolds και Mary E. Tramel. Executive Time Management: Getting 12-hours' Work Out of an 8-hour Day. England: Gower Publishing Co.Pvt.Ltd, 1994.
Παραπομπή MLAHelen Reynolds και Mary E. Tramel. Executive Time Management: Getting 12-hours' Work Out of an 8-hour Day. Gower Publishing Co.Pvt.Ltd, 1994.
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