Cita APA

Alfiler, M. C. P. (1999). Philippine administrative system. University of the Philippines Open University.

Citación estilo Chicago

Alfiler, Ma. Concepcion P. Philippine Administrative System. Quezon City: University of the Philippines Open University, 1999.

Cita MLA

Alfiler, Ma. Concepcion P. Philippine Administrative System. University of the Philippines Open University, 1999.