Keyfitz, N., & Keyfitz, N. (1968). Introduction to the mathematics of population. Reading, Mass.: Addison-Wesley.
Chicago Style CitationKeyfitz, Nathan, and Nathan Keyfitz. Introduction to the Mathematics of Population. Reading, Mass.: Addison-Wesley, 1968.
MLA CitationKeyfitz, Nathan, and Nathan Keyfitz. Introduction to the Mathematics of Population. Reading, Mass.: Addison-Wesley, 1968.
Warning: These citations may not always be 100% accurate.