Cita APA (7th ed.)

Mills, J. (1960). A modern outline of library classification. Chapman and Hall.

Cita Chicago (17th ed.)

Mills, J. A Modern Outline of Library Classification. London: Chapman and Hall, 1960.

Cita MLA (9th ed.)

Mills, J. A Modern Outline of Library Classification. Chapman and Hall, 1960.

Atenció: Aquestes cites poden no estar 100% correctes.