age ~59
from Brighton, CO
Illumination Engineering for Energy Efficient Luminous Environments [Hardcover] Ronald N. Helms (Author)
Author
Ronald N. Helms
Binding
Hardcover
Pages
322
Publisher
Prentice Hall
ISBN #
0134508092
EAN Code
9780134508092
ISBN #
1
Author
Ronald N. Helms, M. Clay Belcher
Binding
Hardcover
Pages
446
Publisher
Prentice Hall
ISBN #
0134515684
EAN Code
9780134515687
ISBN #
9