@book{214337,
	author = {TIM KGBS Fisika SMP Kristen IPEKA },
	title = {Lembar Kerja Praktikum Fisika SMP 2},
	publisher = {Tim KGBS Bimbingan Konseling SMPK IPEKA},
	year = {2009},
	address = {Jakarta},
	edition = {7}
}