URN:NBN:SI:doc-YJJWS80F1972documents/doc/Y/URN_NBN_SI_doc-YJJWS80F_001.pdfdocuments/doc/Y/URN_NBN_SI_doc-YJJWS80F_001.txt(1972) ; str. 7-21article0351-51414864516URN:NBN:SI:doc-YJJWS80FslvObzorjaOtrok in knjigaInCProblem mladega bralca