@book{205624,
	author = {HERMANTO, Eddy and BAMBANG S.},
	title = {Soal & Pembahasan Olimpiade Sains Nasional Bidang Matematika Tingkat Nasional (OSN  tahun 2002-2011)},
	publisher = {Bina Prestasi Insani},
	year = {2012},
	address = {Jakarta}
}