1.
Chemistry Today (The World Book Encyclopedia of Science)Author name:
John Bonner, Neil Carlson, Andrew Coghlan, Nigel Davis, Ronald Denney, C. A. Finch, Malcolm Frazer, Alan Katritzky, Percy Praill, Reginald Price, Martin Sherwood Harold Baum,
Harold Bull, John Clark, Eric Drewery, Kate Duffy, Martyn Page, Polly Powell, Hal Robinson, Sandy Shepherd Wendy Allen1987
2.
Chemistry Today (The World Book Encyclopedia of Science)Author name:
Neil Carlson, Andrew Coghlan, Nigel Davis, Ronald Denney, C. A. Finch, Malcolm Frazer, Alan Katritzky, Percy Praill, Reginald Price, Martin Sherwood Harold Baum Harold Bull, John Clark, Eric Drewery, Kate Duffy, Martyn Page, Polly Powell, Hal John Bonner1987
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