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Author/Creator
- United States7
- United States. Superintendent of Documents5
- Center for Population Research (National Institute of Child Health and Human Development)2
- European Economic Community. Commission. Library2
- National Industrial Conference Board2
- National Institute of Child Health and Human Development (U.S.). Office of Planning and Evaluation2
- National Institutes of Health (U.S.)2
- National League of Women Voters (U.S.)2
- United States. Interagency Committee on Population Research2
- United States. Internal Revenue Service2
- Academia Republicii Socialiste România. Biblioteca1
- Aguilar y Santillán, Rafael, 1863-1
- American Association for Adult Education1
- American Association of Architectural Bibliographers1
- American Child Health Association, author1
- American Child Health Association, issuing body1
- American Council on Education1
- American Dairy Science Association1
- American Mathematical Society1
- Archivo y Biblioteca Nacionales de Bolivia1