00357nam a2200133Ia 4500008004100000020002200041040002600063082001200089100001800101245003800119260004500157003000400202005001700206241217s9999||||xx |||||||||||||| ||und||  a9780435502249c20  bengcSSK Libraryerda  a500/DAW  a Byron Dawson 0aHeinemann Explore Science: Book 1  b Heinemann Educational Publisherc©2002OSt20241217112817.0