000 00417cam a2200169ua 4500
020 _c22.5
041 _aeng
_h
082 _a627.52
_bSEH/DE
100 _aSehgal, P.P. .
245 _aDesign of irrigation structures /
_cP.P. Sehgal.
_hTextual Documents
250 _a1 /
_b.
260 _aDelhi :
_bKhanna publishers ,
_c1977.
300 _a242 ; .
365 _a22.5
504 _a
999 _c13577
_d13577