(1991). Langis at tubig [editoryal]. Philippine Collegian.
Cita Chicago (17th ed.)"Langis at Tubig [editoryal]." Philippine Collegian 1991.
Cita MLA (9th ed.)"Langis at Tubig [editoryal]." Philippine Collegian, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.