TY  - BOOK
AU  - Pickles, Jeremy
TI  - Applied mathematics by example: exercises
SN  - 9788776816261
PY  - 2010///
PB  - Jeremy Pickles & Ventus publishing aps
KW  - SOIL CONTENT ANALYSIS
UR  - http://opac.lib.ruh.ac.lk/cgi-bin/koha/opac-retrieve-file.pl?id=41609a38c8aae03134ccb7a18273f30e
ER  -