Gaya APA
Skoog, D., R, I, H, F, J, I, C, S.
(2007).
Principles of instrumental analysis
.
California:
.
Gaya MLA
Skoog, Douglas., R, I., Holler,, F., James, II., Crouch,, Stanley.
"Principles of instrumental analysis".
California:
,
2007.
.