Khanna, D. R Fundamentals of optics : (geometrical physical and quantum) / D. R. Khanna and H. R. Gulati - 8th ed. - New Delhi : R. Chand, 1979. - xi, 595 p. : ill. ; 20 cm. Includes index Subjects--Topical Terms: Optics--PhysicalOptics--Geometrical Dewey Class. No.: 535.2 / KHF 1979