APA (7th ed.) Citation

Walker, B. H. Optical Engineering Fundamentals, 2nd Ed. SPIE Digital Library.

Chicago Style (17th ed.) Citation

Walker, Bruce H. Optical Engineering Fundamentals, 2nd Ed. SPIE Digital Library.

MLA (8th ed.) Citation

Walker, Bruce H. Optical Engineering Fundamentals, 2nd Ed. SPIE Digital Library.

Warning: These citations may not always be 100% accurate.