TY - BOOK ED - World Book, Inc. TI - The World Book encyclopedia of science : chemistry today SN - 0716633930 U1 - 540.3 PY - 1995/// CY - Chicago, Ill PB - World Book KW - Chemistry KW - Encyclopedias KW - Dictionaries N1 - atoms, elements and molecules; major groups of elements; organic chemistry; biochemistry; analytical chemistry ER -