APA Style

Ahmad, N., Lancaster,K. (1971). Consumer Demand A New Approach . New York: Columbia University Press.

Chicago Style

Ahmad, N., Lancaster,K. Consumer Demand A New Approach. New York: Columbia University Press, 1971. .

MLA Style

Ahmad, N., Lancaster,K. Consumer Demand A New Approach. New York: Columbia University Press, 1971. .

Turabian Style

Ahmad, N., Lancaster,K. Consumer Demand A New Approach. New York: Columbia University Press, 1971. .