Dyfyniad APA

(2004). The seven-day weekend: Changing the way work works / Ricardo Semler.

Dyfyniad Arddull Chicago

The Seven-day Weekend: Changing the Way Work Works / Ricardo Semler. 2004.

Dyfyniad MLA

The Seven-day Weekend: Changing the Way Work Works / Ricardo Semler. 2004.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.