Philippines (Republic) Wage and Position Classification Office. (1959). A manual of policy and procedure on position classification and salary administration. [s.n.].
Chicago-viite (17. p.)Philippines (Republic) Wage and Position Classification Office. A Manual of Policy and Procedure on Position Classification and Salary Administration. Manila: [s.n.], 1959.
MLA-viite (9. p.)Philippines (Republic) Wage and Position Classification Office. A Manual of Policy and Procedure on Position Classification and Salary Administration. [s.n.], 1959.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.