Dittmar, L. (2024). THE ART OF PRACTICE: SAME EFFORT, TWICE THE PROGRESS, ANY SKILL. [N.P].
Dyfyniad Arddull ChicagoDittmar, Laido. THE ART OF PRACTICE: SAME EFFORT, TWICE THE PROGRESS, ANY SKILL. [N.P]: [N.P], 2024.
Dyfyniad MLADittmar, Laido. THE ART OF PRACTICE: SAME EFFORT, TWICE THE PROGRESS, ANY SKILL. [N.P], 2024.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.