APA استشهاد

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

استشهاد بنمط شيكاغو

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

MLA استشهاد

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