Gaya APA

SEO.K.K, ., J., W, .. (1979). MANAGERIAL ECONOMICS TEXT, PROBLEMS AND SHORT CASES (cet. ke-1). : .

Gaya MLA

SEO.K.K, ., J., WINGER, .BERNARD. "MANAGERIAL ECONOMICS TEXT, PROBLEMS AND SHORT CASES". cet. ke-1 : , 1979. Text.