Keyfitz, N., & Caswell, H. (2005). Applied Mathematical Demography (3rd ed.). Springer.
Cita Chicago (17th ed.)Keyfitz, Nathan, i Hal Caswell. Applied Mathematical Demography. 3rd ed. New York: Springer, 2005.
Cita MLA (9th ed.)Keyfitz, Nathan, i Hal Caswell. Applied Mathematical Demography. 3rd ed. Springer, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.