APA-referens (7:e uppl.)

3G Elearning FZ LLC. (2016). Landscape installation and maintenance (softscape): Intermediate. 3G Elearning.

Chicago-referens (17:e uppl.)

3G Elearning FZ LLC. Landscape Installation and Maintenance (softscape): Intermediate. UAE: 3G Elearning, 2016.

MLA-referens (9:e uppl.)

3G Elearning FZ LLC. Landscape Installation and Maintenance (softscape): Intermediate. 3G Elearning, 2016.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.