APA (7th ed.) Citation

Folgare, P. (1940). Paul Partos Polgare (business card).

Chicago Style (17th ed.) Citation

Folgare, Paul. Paul Partos Polgare (business Card). 1940.

MLA (8th ed.) Citation

Folgare, Paul. Paul Partos Polgare (business Card). 1940.

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