Levitt, Benjamin
Oils, detergents and maintenance specialities - 1st ed. - New York Chemical Publishing 1967 - 280 p. ill.
volume-1: materials and processes
Soap manufecture
668 / LEV/1967
Oils, detergents and maintenance specialities - 1st ed. - New York Chemical Publishing 1967 - 280 p. ill.
volume-1: materials and processes
Soap manufecture
668 / LEV/1967