Παραπομπή APA

Ranganathan S R & Rush J E. (1979). Guide to information service. Library Association.

Παραπομπή Chicago Style

Ranganathan S R και Rush J E. Guide to Information Service. London: Library Association, 1979.

Παραπομπή MLA

Ranganathan S R και Rush J E. Guide to Information Service. Library Association, 1979.