APA
Sloane A. E. &. G. G. E., . (1979). Manula of refraction. Little Brown, Boston: .
Chicago
Sloane Albert E & Garcia George E, . 1979. Manula of refraction. Little Brown, Boston: .
Harvard
Sloane A. E. &. G. G. E., . (1979). Manula of refraction. Little Brown, Boston: .
MLA
Sloane Albert E & Garcia George E, . Manula of refraction. Little Brown, Boston: . 1979.