Dyfyniad APA

Senge, P. (2004). Presence. Random House Business Books.

Dyfyniad Arddull Chicago

Senge, Peter. Presence. London: Random House Business Books, 2004.

Dyfyniad MLA

Senge, Peter. Presence. Random House Business Books, 2004.

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