Dyfyniad APA

Foskett, D. (1974). Classification and indexing in the Social Sciences (2nd ed.). Butterworths.

Dyfyniad Arddull Chicago

Foskett, D.J. Classification and Indexing in the Social Sciences. 2nd ed. London: Butterworths, 1974.

Dyfyniad MLA

Foskett, D.J. Classification and Indexing in the Social Sciences. 2nd ed. Butterworths, 1974.

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