Dyfyniad APA

AUSTIN , B. (1989). MAKING EFFECTIVE USE OF EXECUTIVE TIME. STERLING PUB.

Dyfyniad Arddull Chicago

AUSTIN , BRUCE. MAKING EFFECTIVE USE OF EXECUTIVE TIME. STERLING PUB, 1989.

Dyfyniad MLA

AUSTIN , BRUCE. MAKING EFFECTIVE USE OF EXECUTIVE TIME. STERLING PUB, 1989.

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