Παραπομπή APA

Keyfitz, N., & Caswell, H. (2005). Applied mathematical demography (3rd ed.). Springer.

Παραπομπή Chicago Style

Keyfitz, Nathan, και Hal Caswell. Applied Mathematical Demography. 3rd ed. New York: Springer, 2005.

Παραπομπή MLA

Keyfitz, Nathan, και Hal Caswell. Applied Mathematical Demography. 3rd ed. Springer, 2005.