Gaya APA

al, E., Nio, O, K. (1977). Net proten utilization values of average diets of the low expenditure ciasses in the rural house holds in selected provinces of Indonesia, consuming different combinations of staple foods . Jakarta: Unit Gizi Diponegoro, Badan Litbangkes.

Gaya MLA

al, Et., Nio, Oey, Kam. "Net proten utilization values of average diets of the low expenditure ciasses in the rural house holds in selected provinces of Indonesia, consuming different combinations of staple foods". Jakarta: Unit Gizi Diponegoro, Badan Litbangkes, 1977. print.