How to condut telephone surveys
edited by Linda P. Bourque and Eve P. Fielder
Sage, 2003
 Buku Referensi
Hoxley, Mike
Good practice guide: building condition surveys
RIBA, 2009
 eBooks
Roman, Murray
Telephone marketing
McGraw-Hill, 1976
 Buku Teks SO
Ullmann, Manfred
Islamic surveys
Edinburgh University Press, 1978
 Buku Teks SO
Frey, James H.
Survey research by telephone
Sage, 1983
 Buku Referensi