Parry, H.B. Population and its problems : a plain man's guide; the Wolfson College lectures 1973 / H.B. Parry - Oxford : Clarendon Press , 1974 - ix, 422p. : 22 cm. Includes bibliographical references and index. Subjects--Topical Terms: DemographyPopulationPopulation growthFertility Dewey Class. No.: 312 / PAR