APA (7th ed.) Citation

Guenther, K. Ophthalmic Optics. SPIE Digital Library.

Chicago Style (17th ed.) Citation

Guenther, Karl. Ophthalmic Optics. SPIE Digital Library.

MLA (9th ed.) Citation

Guenther, Karl. Ophthalmic Optics. SPIE Digital Library.

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