APA引文

3G Elearning. (2016). Housekeeping: Advanced. 3G Elearning FZ LLC.

芝加哥风格引文

3G Elearning. Housekeeping: Advanced. UAE: 3G Elearning FZ LLC, 2016.

MLA引文

3G Elearning. Housekeeping: Advanced. 3G Elearning FZ LLC, 2016.