Spiegelman, M. (1968). Introduction to demography Introduction to demography. Harvard University Press.
芝加哥风格引文Spiegelman, Mortimer. Introduction to Demography Introduction to Demography. Cambridge: Harvard University Press, 1968.
MLA引文Spiegelman, Mortimer. Introduction to Demography Introduction to Demography. Harvard University Press, 1968.
警告：这些引文格式不一定是100％准确.