1. Small scale manufacture of soaps & detergents
پدیدآورنده : by SIRI Board of Consultants and Engineers
کتابخانه: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
موضوع : Soap trade - India,Synthetic detergents industry - India
رده :
HD
9999
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S7
I53
