Παραπομπή APA

Salton G. (1976). Classification and indexing in the Humanities. Butterworths.

Παραπομπή Chicago Style

Salton G. Classification and Indexing in the Humanities. London: Butterworths, 1976.

Παραπομπή MLA

Salton G. Classification and Indexing in the Humanities. Butterworths, 1976.