共 4 条
- [1] THE CLASSIFIED CATALOG, BASIC PRINCIPLES AND PRACTICES - WITH A CODE FOR THE CONSTRUCTION AND MAINTENANCE OF THE CLASSIFIED CATALOG - SHERA,JH, EGAN,ME LIBRARY RESOURCES & TECHNICAL SERVICES, 1957, 1 (02): : 123 - 128
- [3] THE CLASSIFIED CATALOG, BASIC PRINCIPLES - SHERA,JH, EGAN,ME COLLEGE & RESEARCH LIBRARIES, 1957, 18 (02): : 163 - 165