Shryock, Henry S. The methods and materials of demography / Henry S. Shryock, Jacob S. Siegel and associates ; condensed edition by Edward G. Stockwell. - San Diego, Calif. : Academic Press, 1976. - 577 p. : ill. ; 28 cm. - Studies in population . ISBN: 0126411506 Subjects--Topical Terms: Demography.