APA (7th ed.) Citation

Halvorson, C. Optics and Photonics in Global Homeland Security IV. SPIE Digital Library.

Chicago Style (17th ed.) Citation

Halvorson, Craig. Optics and Photonics in Global Homeland Security IV. SPIE Digital Library.

MLA (8th ed.) Citation

Halvorson, Craig. Optics and Photonics in Global Homeland Security IV. SPIE Digital Library.

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