Citazione Stile APA (7a Edizione)

Richtel, M., & Kopytoff, V. G. An app that replaces the key. IN New York Times. Manila bulletin.

Citazione stile Chigago Style (17a edizione)

Richtel, Matt, e Verne G. Kopytoff. "An App That Replaces the Key. IN New York Times." Manila Bulletin .

Citatione MLA (9a ed.)

Richtel, Matt, e Verne G. Kopytoff. "An App That Replaces the Key. IN New York Times." Manila Bulletin, .