APA-viite (7. p.)

Helft, M. Tech class that shook an industry: How a project on apps led to lean start-ups. Manila bulletin.

Chicago-viite (17. p.)

Helft, Miguel. "Tech Class That Shook an Industry: How a Project on Apps Led to Lean Start-ups." Manila Bulletin .

MLA-viite (9. p.)

Helft, Miguel. "Tech Class That Shook an Industry: How a Project on Apps Led to Lean Start-ups." Manila Bulletin, .