Hydro power structures /
Singal, R. K.
Hydro power structures / by R. S. Varshiney. - 5th ed. - 415 p.
9788185240619 (pbk)
Dams.
Hydroelectric power plants.
627.8 / VAR/H
Hydro power structures / by R. S. Varshiney. - 5th ed. - 415 p.
9788185240619 (pbk)
Dams.
Hydroelectric power plants.
627.8 / VAR/H