APA-referens (7:e uppl.)

Herrera, R. F. (2017). Collaborative Project-Based Learning of Environments Programming From Civil Engineering Projects. Universidad Nacional, Costa Rica.

Chicago-referens (17:e uppl.)

Herrera, Rodrigo Fernando. Collaborative Project-Based Learning of Environments Programming From Civil Engineering Projects. Universidad Nacional, Costa Rica, 2017.

MLA-referens (9:e uppl.)

Herrera, Rodrigo Fernando. Collaborative Project-Based Learning of Environments Programming From Civil Engineering Projects. Universidad Nacional, Costa Rica, 2017.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.