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- [24] CURRENT USE OF MICROFILM IN LOS-ANGELES COUNTY PUBLIC-LIBRARY SYSTEM PROCEEDINGS OF THE ANNUAL CONFERENCE AND EXPOSITION NATIONAL MICROGRAPHICS ASSOCIATION, 1975, 24 : 643 - 644
- [25] THE BOOK CATALOG OF THE LOS-ANGELES-COUNTY-PUBLIC-LIBRARY - ITS FUNCTION AND USE LIBRARY RESOURCES & TECHNICAL SERVICES, 1960, 4 (03): : 228 - 232
- [26] THE BOOK CATALOG OF THE LOS-ANGELES-COUNTY-PUBLIC-LIBRARY - HOW IT IS BEING MADE LIBRARY RESOURCES & TECHNICAL SERVICES, 1960, 4 (03): : 208 - 227
- [28] Library Relationships in the Los Angeles Metropolitan Area LIBRARY QUARTERLY, 1952, 22 (01): : 72 - 74