Portigal, Steve.

    Interviewing users : how to uncover compelling insights / Steve Portigal ; [foreword by Grant McCracken].
    Brooklyn, New York : Rosenfeld Media, cop. 2013. XV, 158 s. : il. ; 23 cm.
    ISBN 978-1-933820-11-8     ISBN 1-933820-11-X

   
T.14836        UKD: 303.4/.8=111