KIMBROUGH, V. F., & VAI, M. (1991). English on call level one. McGraw-hill.
Chicagoスタイル(17版)引用形式KIMBROUGH, Victoria F., , Marjorie VAI. English on Call Level One. New York: McGraw-hill, 1991.
MLA(9版)引用形式KIMBROUGH, Victoria F., , Marjorie VAI. English on Call Level One. McGraw-hill, 1991.
警告: この引用は必ずしも正確ではありません.