APA aipamena

Jacob, M., & Strutt, P. (1997). English for international tourism: Workbook. England: Longman.

Chicago Style aipamena

Jacob, Miriam., và Peter Strutt. English for International Tourism: Workbook. England: Longman, 1997.

MLA aipamena

Jacob, Miriam., và Peter Strutt. English for International Tourism: Workbook. England: Longman, 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.