Brown, R. F., & Brown, B. W. (1980). Mathematics applied to business and the social sciences. Wadsworth Pub. Co..
Lua i Stíl Chicago (17ú heag.)Brown, Robert F., agus Brenda W. Brown. Mathematics Applied to Business and the Social Sciences. Belmont, Calif.: Wadsworth Pub. Co., 1980.
Lua MLA (8ú heag.)Brown, Robert F., agus Brenda W. Brown. Mathematics Applied to Business and the Social Sciences. Wadsworth Pub. Co., 1980.
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