00000cam a22000004a 4500 UP-1685523046125274788 Buklod 20230503092606.0 m |o d | ta 991231s1957 xx r |||| u|eng|| (iLib)UPMNL-00000041279 Z699.5.S3 C8 United States. National Science Foundation, Office of Scientific Information. Current research and development in scientific documentation, no. 1. Washington National Science Foundation, Office of Scientific Information 1957- v. Documentation Periodicals. Information storage and retrieval system Science Periodicals. Machine translating Periodicals. UPMNL PHARM Z699.5S3 S3 C8 Book