00301     2200097   4500090002400000100002300024245008900047260003200136300001800168850001700186  aPPRA LXII 28 - 2021  aFERNANDO SITUMEANG10aPeningkatan kewaspadaan nasional bahaya pandemi covid-19 terhadap keselamatan bangsa  aJakartabLemhannas RIc2021  a60 hlm.; 30cm  aLemhannas RI