APA
Robertson John K, . (1929). Introduction to optics : Geometrical and physical. Affiliated East-west Press, New Delhi: .
Chicago
Robertson John K, . 1929. Introduction to optics : Geometrical and physical. Affiliated East-west Press, New Delhi: .
Harvard
Robertson John K, . (1929). Introduction to optics : Geometrical and physical. Affiliated East-west Press, New Delhi: .
MLA
Robertson John K, . Introduction to optics : Geometrical and physical. Affiliated East-west Press, New Delhi: . 1929.