APA (7th ed.) Citation

Helvajian, H. Laser 3D Manufacturing V. SPIE Digital Library.

Chicago Style (17th ed.) Citation

Helvajian, Henry. Laser 3D Manufacturing V. SPIE Digital Library.

MLA (9th ed.) Citation

Helvajian, Henry. Laser 3D Manufacturing V. SPIE Digital Library.

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