TY  - BOOK
AU  - Birdsall, Nancy.
AU  - Kelley, Allen C,
AU  - Sinding, Steven W,
TI  - Population matters
SN  - 9780199261864
U1  - 304.6091724 
PY  - 2010///
CY  - UK
PB  - Oxford University Press
KW  - social Sciences
ER  -