Acronyms, Abbreviations, and Initialisms.
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The meaning of the Acronym PSUM is...

PSUM is

  • Partido Socialista Unificado de México

PSUM is also in:

Acronym Definition Searched: 73701 WCLB NMUG HLI FAG RGIS CPD ICRSE OGSA GMW ISEB NVM PDUFA UML DSU