Ranganathan, S. (1968). Free book service for all. Asia Public House.
Cita Chicago (17th ed.)Ranganathan, S. Free Book Service for All. Bombay: Asia Public House, 1968.
Cita MLA (9th ed.)Ranganathan, S. Free Book Service for All. Asia Public House, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.