APA (7th ed.) Citation

National Consumer Council & Williams, F. (1977). Why the poor pay more. Macmillan for the National Consumer Council.

Chicago Style (17th ed.) Citation

National Consumer Council and Frances Williams. Why the Poor Pay More. London: Macmillan for the National Consumer Council, 1977.

MLA (9th ed.) Citation

National Consumer Council and Frances Williams. Why the Poor Pay More. Macmillan for the National Consumer Council, 1977.