TY  - BOOK
AU  - Wissmann,David A.(David Alan)
TI  - Natural resource availability, modernization and fertility decline (microform)
PY  - 1979///
CY  - Ann Arbor, Mich.
PB  - University Microfilms International
KW  - Population
KW  - Civilization, Modern
N1  - Thesis (Ph.D.)-University of Arizona, 1979
ER  -