APA (7th ed.) Citation

Fischer, R. 1980 International Lens Design Conference. SPIE Digital Library.

Chicago Style (17th ed.) Citation

Fischer, Robert. 1980 International Lens Design Conference. SPIE Digital Library.

MLA (8th ed.) Citation

Fischer, Robert. 1980 International Lens Design Conference. SPIE Digital Library.

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