APA aipamena

Needham, C. D. (1971). Organising knowledge in libraries (2nd ed.).

Chicago Style aipamena

Needham, C. D. Organising Knowledge in Libraries. 2nd ed. 1971.

MLA aipamena

Needham, C. D. Organising Knowledge in Libraries. 2nd ed. 1971.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.