Balatan, S. C. (1993). Why did you let this happen?: Photo-reportage. Foundation for the Philippine Environment.
Cita Chicago Style (17a ed.)Balatan, Sigfred C. Why Did You Let This Happen?: Photo-reportage. Quezon City: Foundation for the Philippine Environment, 1993.
Cita MLA (9a ed.)Balatan, Sigfred C. Why Did You Let This Happen?: Photo-reportage. Foundation for the Philippine Environment, 1993.
Precaución: Estas citas no son 100% exactas.