PURWANINGSIH, OKTI, 		INDRADEWA, DIDIK, 		KABIRUN, SITI, AND 		SHIDDIQ, DJAFFAR.
" Tanggapan Tanaman Kedelai terhadap Inokulasi Rhizobium" <em>Agrotrop : Journal on Agriculture Science</em> [Online], Volume 2 Number 1 (20 August 2013)