00568nam a2200217 c 4500001001300000005001500013008004100028020003400069040001900103056001100122090001800133245012200151260003100273300002000304650001900324650002700343653008000370700002200450950001100472049001700483KMO20200069020200330143324200330s2019 ulk 000 kor  a9791196250515g03400:c\15000 a146043c146043 a40426 a404b이73저00a저도 과학은 어렵습니다만 :b털보 과학관장이 들려주는 세상물정의 과학 /d이정모 지음 a서울 :b바틀비,c2019 a288 p. ;c21 cm 8a수필[隨筆] 8a과학(학문)[科學] a저도a과학a어렵습니a털보a과학관장a들려주a세상물정1 a이정모,d1963-0 b\150000 lEM0000044681