Cotton, D., Falvey, D., & Kent, S. (2004). Elementary Business English: Course book. Pearson Education.
Chicagoスタイル(17版)引用形式Cotton, David, David Falvey, , Simon Kent. Elementary Business English: Course Book. Essex: Pearson Education, 2004.
MLA(9版)引用形式Cotton, David, et al. Elementary Business English: Course Book. Pearson Education, 2004.
警告: この引用は必ずしも正確ではありません.