(2003). New Headway Pet Pract Test Student's Book Pack 2004. Karim Internations.
Chicagoスタイル(17版)引用形式New Headway Pet Pract Test Student's Book Pack 2004. New York: Karim Internations, 2003.
MLA(9版)引用形式New Headway Pet Pract Test Student's Book Pack 2004. Karim Internations, 2003.
警告: この引用は必ずしも正確ではありません.