Sayers, W. C. B. (1918). An introduction to library classification: With readings, questions and examination papers. Grafton & Co., The H. W. Wilson Co.
Chicago-Zitierstil (17. Ausg.)Sayers, W. C. Berwick. An Introduction to Library Classification: With Readings, Questions and Examination Papers. London, New York City: Grafton & Co., The H. W. Wilson Co, 1918.
MLA-Zitierstil (9. Ausg.)Sayers, W. C. Berwick. An Introduction to Library Classification: With Readings, Questions and Examination Papers. Grafton & Co., The H. W. Wilson Co, 1918.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.