Merecido, M. R. V. Problems and issues of the Bureau of Posts, Region VII: Their implications to postal service.
Lua i Stíl Chicago (17ú heag.)Merecido, Martin Roseller V. Problems and Issues of the Bureau of Posts, Region VII: Their Implications to Postal Service.
Lua MLA (9ú heag.)Merecido, Martin Roseller V. Problems and Issues of the Bureau of Posts, Region VII: Their Implications to Postal Service.
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