RANUPANDOJO, H. (1984). Summary Industrial Relation Heidjrachman Ranupandojo. BPFE UGM.
Lua i Stíl Chicago (17ú heag.)RANUPANDOJO, Heidjrachman. Summary Industrial Relation Heidjrachman Ranupandojo. BPFE UGM, 1984.
Lua MLA (8ú heag.)RANUPANDOJO, Heidjrachman. Summary Industrial Relation Heidjrachman Ranupandojo. BPFE UGM, 1984.
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