APA Citatie

Penna, C. V. (1977). National library and information services: A handbook for planners. Butterworths.

Chicago Style citaat

Penna, C. V. National Library and Information Services: A Handbook for Planners. London: Butterworths, 1977.

MLA citatie

Penna, C. V. National Library and Information Services: A Handbook for Planners. Butterworths, 1977.

Let op: Deze citaties zijn niet altijd 100% accuraat.