Sheldon, Henry D.
Older population of the United State / Henry D. Sheldon & Clark Tibbitts - New York : John Wiley & Sons , 1958 - xiii, 223p. : ill. ; 21 cm.
Includes bibliographical references and index.
Demography--United States
312.073 / SHE
Older population of the United State / Henry D. Sheldon & Clark Tibbitts - New York : John Wiley & Sons , 1958 - xiii, 223p. : ill. ; 21 cm.
Includes bibliographical references and index.
Demography--United States
312.073 / SHE