Dyfyniad APA

Treacy, D. (1993). Successful time management in a week. Hodder & Stoughton.

Dyfyniad Arddull Chicago

Treacy, Declan. Successful Time Management in a Week. London: Hodder & Stoughton, 1993.

Dyfyniad MLA

Treacy, Declan. Successful Time Management in a Week. Hodder & Stoughton, 1993.

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