TY - BOOK TI - Percentage of Students Using Drugs During the Previous 30 Days: 1991-98 PY - 2000/// PB - U.S. Department of Education KW - Substance Abuse & Addiction KW - EBSCO-TLI UR - https://search.ebscohost.com/direct.asp?db=aph&jid=77J&scope=site ER -