ENGELS, Frederick; Oey, Hay Djoen. (2005). Dialetika alam / Frederick Engels ; penerjemah, Oey Hay Djoen. Bandung :: MItra,.
ENGELS, Frederick; Oey, Hay Djoen. Dialetika alam / Frederick Engels ; penerjemah, Oey Hay Djoen. Bandung :: MItra,, 2005
ENGELS, Frederick; Oey, Hay Djoen. Dialetika alam / Frederick Engels ; penerjemah, Oey Hay Djoen. Bandung :: MItra,, 2005.