APA aipamena

Baber, E. (2011). Fifty ways to improve your business english using internet without too much effort. Orient blackswan.

Chicago Style aipamena

Baber, Eric. Fifty Ways to Improve Your Business English Using Internet Without Too Much Effort. Hyderabad: Orient blackswan, 2011.

MLA aipamena

Baber, Eric. Fifty Ways to Improve Your Business English Using Internet Without Too Much Effort. Orient blackswan, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.