76 1 10 Everyday Life=Inventions [Computer, Telephone, Clock, Refrigerator, TV, Water Closet] Sundoro Primary Author Eko Praptanto Additional Author mixed material 9789793973135 Jakarta Pustaka Lebah 2005 e._Amazing.jpg.jpg Space Exploration: Fun Fact dan Stories [Book Two Earth] Eko Praptanto Primary Author mixed material 9789793973135 Jakarta Pustaka Lebah 2007 e._Space.jpg.jpg Around the World=Amazing Stories of Great Buildings [Europe] Slamet Illustrator Eko Praptanto Primary Author mixed material 9789793973135 Jakarta Pustaka Lebah 2006 e.Europe02.jpg.jpg Around the World=Amazing Stories of Great Buildings [Book One Asia] Eko Praptanto Additional Author Tommy Illustrator Yosaf Muhammad Additional Author mixed material 9789793973135 Jakarta Pustaka Lebah 2006 e.Asia.jpg.jpg My Human Body=Amazing Fact & How the Digestive System Works [Digestive System] Eko Praptanto Primary Author Setyo Seno Utomo Illustrator mixed material 9789793973319 Jakarta Pustaka Lebah 2007 e._Digestive.S.jpg.jpg Inilah Sains dan Teknologi di Sekelilingku [Jilid 3] Eko Praptanto Editor Tim Armandelta Selaras Primary Author mixed material 9789792671803 S.l. Armandelta Selaras 2008 Rahasiaku3.jpg.jpg Inilah Dunia Tumbuhan dan Hewan! [Jilid 2] Tim Armandelta Primary Author Eko Praptanto Editor mixed material 9789792671797 S.l. Armandelta Selaras 2008 Rahasiaku2.jpg.jpg Inilah Keajaiban Tubuh Manusia! Eko Praptanto Editor mixed material 9789792671810 S.n. Armandelta Selaras 2009 cover_rahasiaku_ensiklopediku_4_inilah_keajaiban_tubuh_manusia.jpg Everday Life Inventions Sundoro Primary Author Eko Praptanto Additional Author mixed material 9789793973135 Jakarta Pustaka Lebah 2007 cover__everday_life_inventions.jpg Pencemaran Lingkungan Eko Praptanto Editor mixed material 9786028257091 S.n. Armandelta Selaras 2008 cover_aku_menyayangi_bumiku_5_pencemaran_lingkungan.jpg