Singer, S. Fred
Is there an optimum level of population? / S. Fred Singer - New York : McGraw-Hill , 1971 - xiv, 426p. ; 22 cm.
Includes bibliographical references and index.
Population growth
United States
312.5 Us / SIN
Is there an optimum level of population? / S. Fred Singer - New York : McGraw-Hill , 1971 - xiv, 426p. ; 22 cm.
Includes bibliographical references and index.
Population growth
United States
312.5 Us / SIN