Muthuswamy, P. (1985). Swamy's compilation of general provident fund (Central services) rules. Swamy Publishers.
Lua i Stíl Chicago (17ú heag.)Muthuswamy, P. Swamy's Compilation of General Provident Fund (Central Services) Rules. Chennai: Swamy Publishers, 1985.
Lua MLA (9ú heag.)Muthuswamy, P. Swamy's Compilation of General Provident Fund (Central Services) Rules. Swamy Publishers, 1985.
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