TY  - BOOK
AU  - Sethi, G. S.
TI  - Plumber: trade theory and assignment/test (solved) : sector-construction, construction material and real estate 
SN  - 658-81-7317-855-9 (pbk.)
PY  - 2017///
CY  - Daryaganj, New Delhi: 
PB  - Computech Pub.
KW  - Plumbing
ER  -