It’s hard to imagine a world where Fridays don’t start the weekend, but the two-day weekend only rose to popularity in the 20th century. The five-day, 40-hour workweek became part of American labor law partly due to Henry Ford. In 1926, the founder of the Ford Motor Company took his six-day-a-week
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จุดเริ่มต้นของการทำงาน 5 วันมาจากไหน ประดิษฐกรรมสมัยใหม่ของวันทำงาน