Buku Audio yang Dikarang by Teemu Leppälä

Icebreaker Snow and the Magical Treasure

Icebreaker Snow and the White Elephant

Icebreaker Snow and the Mission on the Gulf of Finland

Icebreaker Snow and the Journey to the North Pole

Icebreaker Snow and the Christmas Eve Mission

Icebreaker Snow and the Mystery at Hailuoto

Icebreaker Snow and the Lost City