Gaya APA
SMITH, H., DRAPER, N, R.
(2005).
Applied regression analysis
(
3 th.ed)
.
New York:
John Wiley & Sons.
Gaya MLA
SMITH, Harry., DRAPER, Norman, R.
"Applied regression analysis".
3 th.ed
New York:
John Wiley & Sons,
2005.
Buku.