TY  - BOOK
AU  - Haggett, Peter.
AU  - Cliff, Andrew D.
AU  - Frey, Allan.
TI  - Locational Analysis in Human Geography: Locational Models
SN  - 0470992085
U1  - 910.14 
PY  - 1965///
CY  - London
PB  - Edward Arnold
ER  -