Philippines. Civil Service Commission. (2011). 2011 memorandum circulars. Civil Service Commission.
Cita Chicago (17th ed.)Philippines. Civil Service Commission. 2011 Memorandum Circulars. Metro Manila: Civil Service Commission, 2011.
Cita MLA (9th ed.)Philippines. Civil Service Commission. 2011 Memorandum Circulars. Civil Service Commission, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.