Dyfyniad APA

Lankes, R. [. (2006). The virtual reference desk: Creating a reference future. Facet publishing.

Dyfyniad Arddull Chicago

Lankes, R.David [ed.]. The Virtual Reference Desk: Creating a Reference Future. London: Facet publishing, 2006.

Dyfyniad MLA

Lankes, R.David [ed.]. The Virtual Reference Desk: Creating a Reference Future. Facet publishing, 2006.

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