Loose Leaf for MWilliam F. Arens, Christian Arens, Michael F. Weigold, David H. Schaefer · First published 2021Open the Tome
Officer Career ManagementAlbert A. Robbert, Katherine L. Kidder, Caitlin Lee, Agnes Gereben Schaefer, Waggy, William H., II · First published 2019Open the Tome
Qualitative Elemental AnalysisSwift, Ernest H. / Schaefer, William P. · First published 1957Open the Tome
qualitative elemental analysisernest h. swift and william p. schaefer · First published 1957Open the Tome
