Gaya APA
Merck, . ([tidak tercantum]).
Information on Thin-Layer Chromatography II : Qualitative Detection of Fat Soluble Vitamins .
[tidak tercantum]:
[tidak tercantum].
Gaya MLA
Merck, .
"Information on Thin-Layer Chromatography II : Qualitative Detection of Fat Soluble Vitamins".
[tidak tercantum]:
[tidak tercantum],
[tidak tercantum].
Text.