APA (7th ed.) Citation

Wedgeworth, R. (1993). World encyclopedia of library and information services (3rd ed.). American Library Association.

Chicago Style (17th ed.) Citation

Wedgeworth, Robert. World Encyclopedia of Library and Information Services. 3rd ed. Chicago: American Library Association, 1993.

MLA (9th ed.) Citation

Wedgeworth, Robert. World Encyclopedia of Library and Information Services. 3rd ed. American Library Association, 1993.

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