Personnel Officers Association of the Philippines, Inc, & Philippines (Republic). (1973). The civil service laws and rules. s.n.
Citazione stile Chigago Style (17a edizione)Personnel Officers Association of the Philippines, Inc, e Philippines (Republic). The Civil Service Laws and Rules. [Manila: s.n, 1973.
Citatione MLA (9a ed.)Personnel Officers Association of the Philippines, Inc, e Philippines (Republic). The Civil Service Laws and Rules. s.n, 1973.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.