Παραπομπή APA

Lutz, W. (2004). The end of world population growth in the 21st century (1. publ.). London [u.a.].

Παραπομπή Chicago Style

Lutz, Wolfgang. The End of World Population Growth in the 21st Century. 1. publ. London [u.a.], 2004.

Παραπομπή MLA

Lutz, Wolfgang. The End of World Population Growth in the 21st Century. 1. publ. London [u.a.], 2004.