APA-referens (7:e uppl.)
(Apr 12, 2016). Cengage Learning Wins BostInno's Third Annual Tech Madness Competition. PR Newswire.
Chicago-referens (17:e uppl.)
"Cengage Learning Wins BostInno's Third Annual Tech Madness Competition." PR Newswire Apr 12, 2016.
MLA-referens (9:e uppl.)
"Cengage Learning Wins BostInno's Third Annual Tech Madness Competition." PR Newswire, Apr 12, 2016.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.