Gaya APA
Hair, J, F. et al
(1998).
Multivariate Data Analysis
(
ed.5cet.1)
.
Jawa Timur:
PRENTICE HALL _2.
Gaya MLA
Hair, Joseph, F.. et al.
"Multivariate Data Analysis".
ed.5cet.1
Jawa Timur:
PRENTICE HALL _2,
1998.
Buku Teks.