Gaya APA
Iman, R, L., Conever, W.
(1989).
Modern business statistics
(
edisi 2)
.
Canada:
John Willey & Sons.
Gaya MLA
Iman, Ronald, L.., Conever, W.J..
"Modern business statistics".
edisi 2
Canada:
John Willey & Sons,
1989.
Text.