Gupta, P., & Chan, E. Steve Jobs quits as Apple CEO; successor Cook takes over ? Manila Bulletin.
Cita Chicago (17th ed.)Gupta, Poornima, i Edwin Chan. "Steve Jobs Quits as Apple CEO; Successor Cook Takes over ?" Manila Bulletin .
Cita MLA (9th ed.)Gupta, Poornima, i Edwin Chan. "Steve Jobs Quits as Apple CEO; Successor Cook Takes over ?" Manila Bulletin, .
Atenció: Aquestes cites poden no estar 100% correctes.