Gaya APA
Funk, W., Gerhild, I, D, V, I, D.
(2007).
Quality assurance in analytical chemistry
.
Weinheim:
.
Gaya MLA
Funk, Werner., Gerhild, I., Dammann,, Vera, II., Donnevert,.
"Quality assurance in analytical chemistry".
Weinheim:
,
2007.
.