TY  - BOOK
AU  - Chang H C
ED  - Iowa State University of Science and Technology. Agricultural and Home Economics Experiment Station
TI  - Special report: Iowa's population: past, present and future
U1  - 630.72(777) 
PY  - 1973///
CY  - Iowa
PB  - Iowa State University
KW  - Agriculture
KW  - Iowa
KW  - Population
KW  - Study and teaching
ER  -