APA ציטוט

Ranganathan, S. R. (1967). Prolegomena to library classification (23.).

Chicago Edition Citation

Ranganathan, S R. Prolegomena to Library Classification. 23. Asia Publishing House, Bombay, 1967.

ציטוט MLA

Ranganathan, S R. Prolegomena to Library Classification. 23. 1967.