Gaya APA
Hanke, J, E., Reitsch, A, G. (1991, 1994).
Understanding Business Statistics (Sixth Edition).
Australia:
RICHARD D. IRWIN,INC.,.
Gaya MLA
Hanke, John, E.., Reitsch, Arthur, G..
"Understanding Business Statistics".
Sixth Edition
Australia:
RICHARD D. IRWIN,INC.,,
1991, 1994.
Text.