APA (7th ed.) Citation

Draper, C. W. (1981). Laser surface alloying. Applied Optics, 20, 3093.

Chicago Style (17th ed.) Citation

Draper, C. W. "Laser Surface Alloying." Applied Optics 20 (1981): 3093.

MLA (9th ed.) Citation

Draper, C. W. "Laser Surface Alloying." Applied Optics, vol. 20, 1981, p. 3093.

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