Personnel Officers Association of the Philippines, Inc, & Philippines (Republic). (1973). The civil service laws and rules. s.n.
Lua i Stíl Chicago (17ú heag.)Personnel Officers Association of the Philippines, Inc, agus Philippines (Republic). The Civil Service Laws and Rules. [Manila: s.n, 1973.
Lua MLA (9ú heag.)Personnel Officers Association of the Philippines, Inc, agus Philippines (Republic). The Civil Service Laws and Rules. s.n, 1973.
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