@book{225301,
	author = {PURWASIH, Joan Hesti Gita and Farida Rahmawati},
	title = {Detik-detik Ujian Nasional Sosiologi  th Pelajaran 2016-2017},
	publisher = {Intan Pariwara},
	year = {2017},
	address = {Klaten}
}