Zimmermann, K. F. (1989). Economic Theory of Optimal Population (1st ed. 1989.). Berlin, Heidelberg: Springer Berlin Heidelberg.
Chicago Style CitationZimmermann, Klaus F. Economic Theory of Optimal Population. 1st ed. 1989. Berlin, Heidelberg: Springer Berlin Heidelberg, 1989.
MLA CitationZimmermann, Klaus F. Economic Theory of Optimal Population. 1st ed. 1989. Berlin, Heidelberg: Springer Berlin Heidelberg, 1989.
Warning: These citations may not always be 100% accurate.