Varala, F. (1999). Investment grade rating para sa RP. Kabayan.
Chicago Style (17th ed.) CitationVarala, Freidrich. "Investment Grade Rating Para Sa RP." Kabayan 1999.
MLA (9th ed.) CitationVarala, Freidrich. "Investment Grade Rating Para Sa RP." Kabayan, 1999.
Warning: These citations may not always be 100% accurate.