APA (7th ed.) Citation

Oliveira, W., & Amaral, L. (2019). Distance education as a service system.

Chicago Style (17th ed.) Citation

Oliveira, Wagner, and Luis Amaral. Distance Education as a Service System. 2019.

MLA (8th ed.) Citation

Oliveira, Wagner, and Luis Amaral. Distance Education as a Service System. 2019.

Warning: These citations may not always be 100% accurate.