BARROWS,H.K
WATER POWER ENGINEERING - 3rd Ed. - NEW YORK Tata McGraw-Hill 1972 - p.791
WATER POWER DEVELOPMENT
PLANT ACCESSORIES
621.2 B278W
WATER POWER ENGINEERING - 3rd Ed. - NEW YORK Tata McGraw-Hill 1972 - p.791
WATER POWER DEVELOPMENT
PLANT ACCESSORIES
621.2 B278W