APA (7th ed.) Citation

Seibert, J. C., & Wills, G. (1970). Marketing research: Selected readings. Penguin.

Chicago Style (17th ed.) Citation

Seibert, Joseph C., and Gordon Wills. Marketing Research: Selected Readings. Harmondsworth: Penguin, 1970.

MLA (8th ed.) Citation

Seibert, Joseph C., and Gordon Wills. Marketing Research: Selected Readings. Penguin, 1970.