Edt Rader, M. A. Philippine Observer. iGLibrary; Heritage Books of Asia].
Cita Chicago (17th ed.)Edt Rader, Marvin A. Philippine Observer. [Singapore: iGLibrary; Heritage Books of Asia].
Cita MLA (9th ed.)Edt Rader, Marvin A. Philippine Observer. iGLibrary; Heritage Books of Asia].
Atenció: Aquestes cites poden no estar 100% correctes.