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Author/Creator
- United States. Bureau of the Census9
- Cohen, Richard M., 1938-4
- Miller, Richard K. (Richard Kendall), 1946-4
- Neft, David S.4
- Reichler, Joseph L., 1915-4
- Richard K. Miller & Associates, publisher4
- Washington, Kelli D.4
- ebrary, Inc4
- Archer, J. Clark3
- DeFranco, Laurence J.3
- Diefenderfer, William Martin, 1945-3
- Gannett, Henry, 1846-19143
- Lilley, William3
- National Center for Health Statistics (U.S.)3
- New Strategist Publications, Inc3
- Richard K. Miller & Associates3
- Schell, Michael J., 1957-3
- United States Travel Service. Office of Research and Analysis3
- United States. Bureau of Outdoor Recreation3
- United States. National Park Service3