TY  - BOOK
AU  - Nunley,Robert E.
TI  - The distribution of population in Costa Rica / 
U1  - 312.097286 
PY  - 0000///19 60
CY  - Washington : 
PB  - National Academy of Sciences-Research Council, 
KW  -  Costa Rica
KW  -  Population
N1  -  National Research Council, Publication 743;  Includes bibliographical references ( p. 68-71.)
ER  -