APA Style

Karyadi, D. (1975). A study on the biovaillability of vege table carotenes and preformed vitamin A anded tosalt in preschoor children . Bogor: Puslitbang Gizi, Badan Litbangkes.

MLA Style

Karyadi, Darwin. "A study on the biovaillability of vege table carotenes and preformed vitamin A anded tosalt in preschoor children". Bogor: Puslitbang Gizi, Badan Litbangkes, 1975. print.