TY - BOOK AU - Hertzel,David TI - The world history workbook SN - 9780742557772 (electronic bk.) PY - 2009/// CY - Lanham PB - Rowman & Littlefield KW - World history KW - Problems, exercises, etc N1 - Description based on print version record; Includes bibliographical references UR - http://www.netlibrary.com.libraryumpsa.idm.oclc.org/urlapi.asp?action=summary&v=1&bookid=267867 ER -