(1970). American English today. McGraw-Hill.
Chicagoスタイル(17版)引用形式American English Today. New York: McGraw-Hill, 1970.
MLA(9版)引用形式American English Today. McGraw-Hill, 1970.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式
(1970). American English today. McGraw-Hill.
Chicagoスタイル(17版)引用形式American English Today. New York: McGraw-Hill, 1970.
MLA(9版)引用形式American English Today. McGraw-Hill, 1970.