na YOGYA-02090000021308 20090227023524.0 ind 010-020900000021308 621.2 621.2 Bar W BARROWS, H.K Water power engineering by H.K. Barrows 3 rd.Ed New York 1943 ix, 791 hlm ilus 23 cm Indeks Teknik mesin tenaga air YOPDYOGB 08-08-2006 1 rtrev A000009644