Light, photometry, and illuminating engineering /
Barrows, William E.
Light, photometry, and illuminating engineering / William E. Barrows - 3th. ed. - New York : McGraw-Hill Book Company, Inc., 1951 - 415 p.; 23,5 cm.
628.92/.97
Barrows, William E.
Light, photometry, and illuminating engineering / William E. Barrows - 3th. ed. - New York : McGraw-Hill Book Company, Inc., 1951 - 415 p.; 23,5 cm.
628.92/.97