2020s 2020202120222023 2010s 2010201120122013201420152016201720182019 2000s 2000200120022003200420052006200720082009 1990s 1990199119921993199419951996199719981999 1980s 1980198119821983198419851986198719881989 1970s 1970197119721973197419751976197719781979 1960s 19681969 Jan. Vol. 31 No. 1. 1~135 Feb. Vol. 31 No. 2. 130~268 Mar. Vol. 31 No. 3. 269~409 Apr. Vol. 31 No. 4. 411~565 May. Vol. 31 No. 5. 567~715 Jun. Vol. 31 No. 6. 717~851 Jul. Vol. 32 No. 1. 1~130 Aug. Vol. 32 No. 2. 131~273 Sep. Vol. 32 No. 3. 275~416 Oct. Vol. 32 No. 4. 417~563 Nov. Vol. 32 No. 5. 565~694 Dec. Vol. 32 No. 6. 695~838