APA (7. basım) Alıntı

3G Elearning. (2016). Front office services: Intermediate. 3G Elearning.

Chicago Style (17. basım) Atıf

3G Elearning. Front Office Services: Intermediate. UAE: 3G Elearning, 2016.

MLA (9th ed.) Atıf

3G Elearning. Front Office Services: Intermediate. 3G Elearning, 2016.