Successful Focus Groups: Advancing the State of the Art Morgan, David L. Digital bok / 2013 / Engelsk
Parker (George) V. Louisiana U.S. Supreme Court Transcript of Record with Supporting Pleadings Morgan, David L Heftet / 2011 / Engelsk
Single-Case Research Methods for the Behavioral and Health Sciences Morgan, David L. Morgan; Robin K. Digital bok / 2014 / Engelsk
