Dyfyniad APA

Katz issue, J. (1973). Services for Students. Jossey- Bass.

Dyfyniad Arddull Chicago

Katz issue, Joseph. Services for Students. Sanfrancisco: Jossey- Bass, 1973.

Dyfyniad MLA

Katz issue, Joseph. Services for Students. Jossey- Bass, 1973.

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