APA (7e ed.) Bronvermelding

Signs of the Times magazine. (1989). Successful sign design. Retail Reporting.

Chicago (17e ed.) Bronvermelding

Signs of the Times magazine. Successful Sign Design. New York: Retail Reporting, 1989.

MLA (9e ed.) Bronvermelding

Signs of the Times magazine. Successful Sign Design. Retail Reporting, 1989.

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