Cita APA (7a ed.)

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.