APA (7th ed.) Citation

Webb, N. L., & Wybrow, R. J. (1981). The Gallup report. Sphere Books Limited.

Chicago Style (17th ed.) Citation

Webb, Norman L., and Robert J. Wybrow. The Gallup Report. London: Sphere Books Limited, 1981.

MLA (9th ed.) Citation

Webb, Norman L., and Robert J. Wybrow. The Gallup Report. Sphere Books Limited, 1981.