Cita APA (7th ed.)

Palmer, B. I. a. A. W. (1961). The fundamentals of library classification. George Allen & Unwin Ltd.

Cita Chicago (17th ed.)

Palmer, Bernard I. and A.J. Wells. The Fundamentals of Library Classification. London: George Allen & Unwin Ltd, 1961.

Cita MLA (9th ed.)

Palmer, Bernard I. and A.J. Wells. The Fundamentals of Library Classification. George Allen & Unwin Ltd, 1961.