Gaya APA

Hind, P.R.. (1976). Effects of level of illumination, stroke width, visual angle and contrast on the legibility of numerals of various fonts . : ARRB.

Gaya Chicago

Hind, P.R.. Effects of level of illumination, stroke width, visual angle and contrast on the legibility of numerals of various fonts. : ARRB, 1976. Computer Software.

Gaya MLA

Hind, P.R.. Effects of level of illumination, stroke width, visual angle and contrast on the legibility of numerals of various fonts. : ARRB, 1976. Computer Software.

Gaya Turabian

Hind, P.R.. Effects of level of illumination, stroke width, visual angle and contrast on the legibility of numerals of various fonts. : ARRB, 1976. Computer Software.