TY - BOOK T1 - Modern archives principles and techniques A1 - Schellenberg, Theodore R. 1903- LA - English PP - Chicago PB - University of Chicago Press YR - 1956 UL - https://tuklas.up.edu.ph/Record/UP-99796217601000773 OP - 247 CN - CD 950 S3 KW - Archives. ER -