Roy, Kamalesh
A Handbook on theory and practice of illuminating engineering vol.1 - New Delhi Laxmi Publications 1988 - 158p. : ill., photos, col. plates
ILLUMINATING
LIGHTING
628.9 / R6
A Handbook on theory and practice of illuminating engineering vol.1 - New Delhi Laxmi Publications 1988 - 158p. : ill., photos, col. plates
ILLUMINATING
LIGHTING
628.9 / R6