000 00392pam a2200133a 44500
008 160408b xxu||||| |||| 00| 0 eng d
082 _a627.0973
_bR448T
100 _aRiggs,H. C.
245 1 _aTECHNIQUES OF WATER-RESOURCES INVESTIGATIONS OF THE UNITED STATES GEOLOGICAL SURVEY
_cSOME STATISTICAL TOOLS IN HYDROLOGY
260 _a
_b
_c
300 _a39
964 _gCIRC
997 _aA14143 C
999 _c272436
_d272436