American standard practice for office lighting. Approved Jan. %, 1966, American Standards Association Inc.

ग्रंथसूची विवरण
निगमित लेखकों: Illuminating Engineering Society, American Staandards Association
स्वरूप: पुस्तक
भाषा:English
प्रकाशित: New York 1966.
विषय: