Arcibal Cheryl. (2002). 11 GSIS officials, iimbestigahan. Kabayan.
Cita Chicago (17th ed.)Arcibal Cheryl. "11 GSIS Officials, Iimbestigahan." Kabayan 2002.
Cita MLA (9th ed.)Arcibal Cheryl. "11 GSIS Officials, Iimbestigahan." Kabayan, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.