APA-viite (7. p.)

3G E-Learning LLC. (2018). Systems analysis and design. 3G E-Learning LLC.

Chicago-viite (17. p.)

3G E-Learning LLC. Systems Analysis and Design. New York, NY: 3G E-Learning LLC, 2018.

MLA-viite (9. p.)

3G E-Learning LLC. Systems Analysis and Design. 3G E-Learning LLC, 2018.