00613nam a2200169Ia 450000500170000000800410001702000230005804000170008108200230009811000580012124500850017926000630026430000150032744000260034250000330036865000420040120190724104214.0190521s9999||||xx |||||||||||||| ||und||  a9789352920877cRs.  aNITILcNITIL  223rda696.1bN277P  aNational Council of Educational Research and Training 0aPlumberbgeneral job rolecNational Council of Educational Research and Training  aNew DelhibOffices of The Publication Division NCERTc2018  a58p.c23cm  aTextbook for Class ix  aThis book is belongs to DMEO  aPLUMBING- PIPE FITTING; BULDING; DMEO