Cozby, Paul C.
Methods in behavioral research
McGraw-Hill, 2012
 Buku Teks
Leavitt, Fred
Research methods for behavioral scientists
C. Brown Publishers , 1991
 Buku Teks SO
Gravetter, Frederick J.
Research methods for the behavioral sciences
Wadsworth, 2012
 Buku Teks
Gravetter, Frederick J.
Research methods for the behavioral sciences
CT Cengage Learning, 2016
 Buku Teks
Gravetter, Frederick J.
Research methods for the behavioral sciences
Cengage, 2018
 Buku Teks