Guest, Greg ((1963- ).)

    Collecting qualitative data : a field manual for applied research / Greg Guest, Emily E. Namey, Marilyn L. Mitchell.
    Thousand Oaks : SAGE Publications, cop. 2013. XVIII, 355 s. : il. ; 23 cm.
    ISBN 978-1-4129-8684-7

   
T.17434        UKD: 303.4/.8:001.102-048.52]=111