APA (7th ed.) Citation

3G E-Learning LLC, USA. (2018). Network information systems. 3G E-learning LLC.

Chicago Style (17th ed.) Citation

3G E-Learning LLC, USA. Network Information Systems. New York: 3G E-learning LLC, 2018.

MLA (9th ed.) Citation

3G E-Learning LLC, USA. Network Information Systems. 3G E-learning LLC, 2018.