RT Book
T1 Survey research by telephone
T2 Sage library of social research
JF Sage library of social research
A1 Frey, James H.
LA English
PP Newbury Park u.a.
PB Sage
YR 1990
ED 2. ed., 2. print.
UL https://krimdok.uni-tuebingen.de/Record/153728728
SN 0803929846
SN 0803929854