APA (7e ed.) Bronvermelding

Williamson, R. Optical Manufacturing and Testing XII. SPIE Digital Library.

Chicago (17e ed.) Bronvermelding

Williamson, Ray. Optical Manufacturing and Testing XII. SPIE Digital Library.

MLA (8e ed.) Bronvermelding

Williamson, Ray. Optical Manufacturing and Testing XII. SPIE Digital Library.

Let op: Deze citaties zijn niet altijd 100% accuraat.