Samuelson, P. A., & Samuelson, W. (1980). Economics (11th ed.). McGraw-Hill.
Chicagoスタイル(17版)引用形式Samuelson, Paul Anthony, , William Samuelson. Economics. 11th ed. New York: McGraw-Hill, 1980.
MLA(8版)引用形式Samuelson, Paul Anthony, , William Samuelson. Economics. 11th ed. McGraw-Hill, 1980.
警告: この引用は必ずしも正確ではありません.