Παραπομπή APA

Ranganathan, S. R. (1972). Five laws of library science. Sarada Ranganathan Endowment.

Παραπομπή Chicago Style

Ranganathan, S. R. Five Laws of Library Science. Bangalore: Sarada Ranganathan Endowment, 1972.

Παραπομπή MLA

Ranganathan, S. R. Five Laws of Library Science. Sarada Ranganathan Endowment, 1972.