Dyfyniad APA

Bibby, D. L. (1962). The challenge to the executive: An address.

Dyfyniad Arddull Chicago

Bibby, Dause L. The Challenge to the Executive: An Address. Minneapolis, 1962.

Dyfyniad MLA

Bibby, Dause L. The Challenge to the Executive: An Address. 1962.

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