APA Style

al, E., Ranuh, I. (1975). Nutritional status of elementary school children in Surabaya 1970-1971 . Surabaya: Puslitbang Yantekkes, Badan Litbangkes.

MLA Style

al, Et., Ranuh, I.G.N.G.. "Nutritional status of elementary school children in Surabaya 1970-1971". Surabaya: Puslitbang Yantekkes, Badan Litbangkes, 1975. print.