David Witonsky books & textbook
Transition Mathematics
Zalman Usiskin Cathy Hynes Feldman Suzanne Davis Sharon Mallo Gladys Sanders David Witonsky
Scott Foresman /1995T Hardcover / 774 Pages
isbn-10: 0673457451 / isbn-13: 9780673457455
Precalculus and Discrete Mathematics (University of Chicago School Mathematics Project)
Anthony L. Peressini John W. McConnell Zalman Usiskin Susanna S. Epp Nils P. Ahbel David Witonsky
Scott Foresman/Addison Wesley /1998T Hardcover / 914 Pages
isbn-10: 0673459144 / isbn-13: 9780673459145
