HELGESEN, M. (1996). Workplace English Travel File: Student book. Longman.
Chicago Style (17th ed.) CitationHELGESEN, Marc. Workplace English Travel File: Student Book. Longman, 1996.
MLA (8th ed.) CitationHELGESEN, Marc. Workplace English Travel File: Student Book. Longman, 1996.
Warning: These citations may not always be 100% accurate.