Dyfyniad APA

University of Illinois at Urbana-Champaign. Graduate School of Library and Information Science. (1981). Occasional papers. The School.

Dyfyniad Arddull Chicago

University of Illinois at Urbana-Champaign. Graduate School of Library and Information Science. Occasional Papers. [Champaign, Ill.]: The School, 1981.

Dyfyniad MLA

University of Illinois at Urbana-Champaign. Graduate School of Library and Information Science. Occasional Papers. The School, 1981.

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