Vanessa Jakeman. (2002). BEC preliminary pratice tests: Four tests for the Cambridge Business English Certificate (lower intermediate with answers). Oxford, NY: Oxford Univ. Press.
シカゴスタイル引用形Vanessa Jakeman. BEC Preliminary Pratice Tests: Four Tests for the Cambridge Business English Certificate (lower Intermediate With Answers). Oxford, NY: Oxford Univ. Press, 2002.
MLA引用形式Vanessa Jakeman. BEC Preliminary Pratice Tests: Four Tests for the Cambridge Business English Certificate (lower Intermediate With Answers). Oxford, NY: Oxford Univ. Press, 2002.
警告: この引用は必ずしも正確ではありません.