TY  - BOOK
AU  - Steers J.A
TI  - Introduction to the Study of map projection
T2  - Routledge Textbooks in Environmental and Agricultural Economics
U1  - "U12, G7;K2" 
PY  - 1962///
CY  - London
PB  - University of london Press    
N1  - Bibliography chapterwise; Glossary: P 479-92
ER  -