Gaya APA
Assessing the quality of survey data. (2012).
Los Angeles:
SAGE.
Gaya Chicago
Assessing the quality of survey data.
.
Los Angeles:
SAGE,
2012.
Buku.
Gaya MLA
Assessing the quality of survey data.
.
Los Angeles:
SAGE,
2012.
Buku.
Gaya Turabian
Assessing the quality of survey data.
Los Angeles:
SAGE,
2012.
Buku.