APA Style
Nainggolan, G. (1981).
Malpractive of colouring soy-tempeh with non-edible metanil yellow .
Jakarta:
Unit Gizi Diponegoro, Badan Litbangkes.
MLA Style
Nainggolan, G..
"Malpractive of colouring soy-tempeh with non-edible metanil yellow".
Jakarta:
Unit Gizi Diponegoro, Badan Litbangkes,
1981.
print.