7 1 50 Additional Author Taylor, Barbara Additional Author mixed material 0753407973 London Grolier International 2002 Taylor, Barbara Additional Author Rizka Yanuarti Additional Author mixed material 9795342592 Bandung Pakar Raya 2005 dan banyak pertanyaan lain tentang penemuan Additional Author Taylor, Barbara Additional Author mixed material 9793251301 London Grolier 2004 dan banyak pertanyaan lain tentang Ilmu Pengetahuan Alam Additional Author Taylor, Barbara Additional Author mixed material 9793251239 London Grolier 2004 And Other Questions About Inventions Additional Author Taylor, Barbara Additional Author mixed material 0753405253 London Grolier International 2000 And Other Questions About Science Additional Author Taylor, Barbara Additional Author mixed material 0753405148 London Grolier International 2000 Additional Author Taylor, Barbara Additional Author mixed material 075340799X London Grolier International 2002