@book{206105,
	author = {HERMANTO, Eddy and Ign. Bambang Susianto},
	title = {Soal & Pembahasan Olimpiade Sains Nasional Bidang Matematika SMA/MA tingkat Nasional (OSN)},
	publisher = {Bina Prestasi Insani},
	year = {2012},
	address = {Jakarta}
}