00279nam a2200109Ia 4500008004100000041001200041100002000053245006600073260000600139650000600145700001800151221030s9999    xx            000 0 und d  aEnglish  aJ. L. Rosenberg 0aSchaum`s College Chemistrycby J. L. Rosenberg, L. M. Epstein  c0  aB  aL. M. Epstein