APA (7th ed.) Citation

Langridge, D. W. (1976). Classification and indexing in the humanities. Butterworths.

Chicago Style (17th ed.) Citation

Langridge, Derek Wilton. Classification and Indexing in the Humanities. London: Butterworths, 1976.

MLA (9th ed.) Citation

Langridge, Derek Wilton. Classification and Indexing in the Humanities. Butterworths, 1976.

Warning: These citations may not always be 100% accurate.