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Avismysteriet | bok | spenning born Widmark, Martin / - [Oslo] : Cappelen, 2006. - 89 s. - Språk: nob | Widmark, Martin | 2006 |
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Bibliotekmysteriet | bok | spenning born Widmark, Martin / - [Oslo] : Cappelen, 2008. - 85 s. - Språk: nob | Widmark, Martin | 2008 |
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Brannmysteriet | bok | spenning born Widmark, Martin / - [Oslo] : Cappelen Damm, 2015. - 87 s. - Språk: nob | Widmark, Martin | 2015 |
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Bursdagsmysteriet | lydbok | lydbok Widmark, Martin / - [Oslo] : Gammafon, 2013. [[lydopptak]]. - 1 CD (45 min) - Språk: nob | Widmark, Martin | 2013 |
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Campingmysteriet | bok | spenning born Widmark, Martin / - [Oslo] : Cappelen Damm, 2011. - 89 s. - Språk: nob | Widmark, Martin | 2011 |
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Campingmysteriet | lydbok | lydbok Widmark, Martin / - [Oslo] : Gammafon, 2011. [[lydopptak]]. - 1 CD (ca 44 min) - Språk: nob | Widmark, Martin | 2011 |
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Diamantmysteriet | bok | spenning born Widmark, Martin / - [Oslo] : Cappelen, cop. 2003. - 74 s. - Språk: nob | Widmark, Martin | cop. 2003 |
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Diamantmysteriet | bok | spenning born Widmark, Martin / - [Oslo] : Cappelen, cop. 2003. - 74 s. - Språk: nob | Widmark, Martin | cop. 2003 |
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Fotballmysteriet | lydbok | lydbok Widmark, Martin / - [Oslo] : Gammafon, 2011. [[lydopptak]]. - 1 CD (38 min) - Språk: nob | Widmark, Martin | 2011 |
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Fotball-mysteriet | bok | spenning born Widmark, Martin / - [Oslo] : Cappelen Damm, 2009. - 85 s. - Språk: nob | Widmark, Martin | 2009 |