APA (7th ed.) Citation

Great Western Savings & Loan & Wayne, J. (1978). Great Western Savings commercial: John Wayne on a horse. Privately Published.

Chicago Style (17th ed.) Citation

Great Western Savings & Loan and John Wayne. Great Western Savings Commercial: John Wayne on a Horse. [Place of publication not identified]: Privately Published, 1978.

MLA (9th ed.) Citation

Great Western Savings & Loan and John Wayne. Great Western Savings Commercial: John Wayne on a Horse. Privately Published, 1978.