APA
Powers J., . (1999). Introduction to Fiber Optic Systems. New Delhi: McGraw Hill.
Chicago
Powers John, . 1999. Introduction to Fiber Optic Systems. New Delhi: McGraw Hill.
Harvard
Powers J., . (1999). Introduction to Fiber Optic Systems. New Delhi: McGraw Hill.
MLA
Powers John, . Introduction to Fiber Optic Systems. New Delhi: McGraw Hill. 1999.