Denning, Patt, Over the influence : the harm reduction guide to controlling your drug and alcohol use / [electronic resource] Patt Denning, Jeannie Little. - Second edition. - 1 online resource (306 pages) Includes bibliographical references and index. ISBN: 9781462530359 (e-book) Subjects--Topical Terms: Substance abuse--Prevention--Popular works.Self-care, Health.Harm reduction. Index Terms--Genre/Form: Electronic books. LC Class. No.: RC564.29 / .D466 2017 Dewey Class. No.: 362.29