Pittenger, David J.
Behavioral research : design and analysis
McGraw-Hill, 2003
Buku Teks SO
Pittenger, David J.
Behavioral research design and analysis
2003
Multimedia
Pittenger, David J.
Behavioral research design and analysis
2003
Multimedia
Myers, Jerome L.
Research design and statistical analysis
Routledge, 2010
Buku Teks SO
Christensen, Larry B., 1941-
Research methods, design, and analysis
Pearson Education, 2015
Buku Teks SO