APA

Shryock H. S., Siegel J. S., . (1976). The methods and materials of demography. San Diego, California: Academic Press.

Chicago

Shryock Henry S, Siegel Jacob S, . 1976. The methods and materials of demography. San Diego, California: Academic Press.

Harvard

Shryock H. S., Siegel J. S., . (1976). The methods and materials of demography. San Diego, California: Academic Press.

MLA

Shryock Henry S, Siegel Jacob S, . The methods and materials of demography. San Diego, California: Academic Press. 1976.