Fink, Arlene
How to design survey studies
Thousand Oaks : SAGE PUBLIKATION, 2003,
 Buku Referensi
Litwin, Marks
How to assess and interpret survey psychometrics
Thousand Oaks : SAGE PUBLIKATION, 2003,
 Buku Referensi
Fink, Arlene
How to manage,analyze,and interpret survey data
Thousand Oaks : SAGE PUBLIKATION, 2003,
 Buku Referensi
Fink, Arlene
The survey handbook
Thousand Oaks : SAGE PUBLIKATION, 2003,
 Buku Referensi
How to condut telephone surveys
Linda P. Bourque, Eve P. Fielder
Thousand Oaks : SAGE PUBLIKATION, 2003,
 Buku Referensi