De Vera, A. More e-trike units to be distributed to Manila folk. IN News. Manila Bulletin.
Chicago-viite (17. p.)De Vera, Analou. "More E-trike Units to Be Distributed to Manila Folk. IN News." Manila Bulletin .
MLA-viite (9. p.)De Vera, Analou. "More E-trike Units to Be Distributed to Manila Folk. IN News." Manila Bulletin, .
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.