APA (7e ed.) Bronvermelding

Johnson, R. B. Current Developments in Lens Design and Optical Engineering XXIII. SPIE Digital Library.

Chicago (17e ed.) Bronvermelding

Johnson, R. Barry. Current Developments in Lens Design and Optical Engineering XXIII. SPIE Digital Library.

MLA (9e ed.) Bronvermelding

Johnson, R. Barry. Current Developments in Lens Design and Optical Engineering XXIII. SPIE Digital Library.

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