(2018). Purpose, meaning, and passion. Boston, Massachusetts: Harvard Business Review Press.
Dyfyniad Arddull ChicagoPurpose, Meaning, and Passion. Boston, Massachusetts: Harvard Business Review Press, 2018.
Dyfyniad MLAPurpose, Meaning, and Passion. Boston, Massachusetts: Harvard Business Review Press, 2018.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.