Gaya APA

RORONG, J, A. et al (2012). Ferro content in soil and mustard leave (Brassica junjea) treated by agricultural waste on the . Lampung: Departement of Soil Science Faculty of Agriculture.

Gaya MLA

RORONG, Johnly, Alfreds. et al. "Ferro content in soil and mustard leave (Brassica junjea) treated by agricultural waste on the ". Lampung: Departement of Soil Science Faculty of Agriculture, 2012. Artikel.