APA (7th ed.) Citation

EARTHROWL-GOULD, T. E., BENNION, I., & ALLSOP, T. D. (2006). Optical waveguide based surface profiling apparatus.

Chicago Style (17th ed.) Citation

EARTHROWL-GOULD, TIMOTHY E., IAN BENNION, and THOMAS D.P ALLSOP. Optical Waveguide Based Surface Profiling Apparatus. 2006.

MLA (9th ed.) Citation

EARTHROWL-GOULD, TIMOTHY E., et al. Optical Waveguide Based Surface Profiling Apparatus. 2006.