APA (7. basım) Alıntı

Helft, M. Technology for the blind to do what a guide dog cannot. Manila bulletin.

Chicago Style (17. basım) Atıf

Helft, Miguel. "Technology for the Blind to Do What a Guide Dog Cannot." Manila Bulletin .

MLA (9th ed.) Atıf

Helft, Miguel. "Technology for the Blind to Do What a Guide Dog Cannot." Manila Bulletin, .