Philippines. Civil Service Commission. (2012). 2012 memorandum circulars. Civil Service Commission.
Citazione stile Chigago Style (17a edizione)Philippines. Civil Service Commission. 2012 Memorandum Circulars. Metro Manila: Civil Service Commission, 2012.
Citatione MLA (9a ed.)Philippines. Civil Service Commission. 2012 Memorandum Circulars. Civil Service Commission, 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.