Philippines. Civil Service Commission. (2011). 2011 memorandum circulars. Civil Service Commission.
Citazione stile Chigago Style (17a edizione)Philippines. Civil Service Commission. 2011 Memorandum Circulars. Metro Manila: Civil Service Commission, 2011.
Citatione MLA (9a ed.)Philippines. Civil Service Commission. 2011 Memorandum Circulars. Civil Service Commission, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.