Cita APA (7th ed.)

Broad, R., & Cavanagh, J. (1991). The Philippine challenge: Sustainable and equitable development in the 1990s. Philippine Center for Policy Studies.

Cita Chicago (17th ed.)

Broad, Robin, i John Cavanagh. The Philippine Challenge: Sustainable and Equitable Development in the 1990s. Diliman, Quezon City, Philippines: Philippine Center for Policy Studies, 1991.

Cita MLA (9th ed.)

Broad, Robin, i John Cavanagh. The Philippine Challenge: Sustainable and Equitable Development in the 1990s. Philippine Center for Policy Studies, 1991.