Spengler, Joseph John
Population Economics / selected essays of Joseph J. Spengler; Compiled by Robert S. Smith, Frank T. de Vyver and William R. Allen .-- Durham (North Carolina) : Duke University Press , 1972
.--VI, 536 p. 25 cm.
ESTUDIOS
POBLACION
Population Economics / selected essays of Joseph J. Spengler; Compiled by Robert S. Smith, Frank T. de Vyver and William R. Allen .-- Durham (North Carolina) : Duke University Press , 1972
.--VI, 536 p. 25 cm.
ESTUDIOS
POBLACION