Dorian, Frederick; Simon Broughton; Mark Ellingham; James McConnachie; Richard Trillo; Orla Duane (2000). World Music: The Rough Guide. Rough Guides. p. 216. ISBN1-85828-636-0. Retrieved July 6, 2009.
Maceda, Teresita Gemenez (2007). "Problematizing the popular: the dynamics of Pinoy pop(ular) music and popular protest music". Inter-Asia Cultural Studies. 8 (3): 390–413. doi:10.1080/14649370701393766. S2CID143833840.
Maceda, Teresita Gemenez (2007). "Problematizing the popular: the dynamics of Pinoy pop(ular) music and popular protest music". Inter-Asia Cultural Studies. 8 (3): 390–413. doi:10.1080/14649370701393766. S2CID143833840.