PUJIATI, D. “PENINGKATAN KETERAMPILAN SOSIAL MELALUI METODE BERMAIN PERAN”. Jurnal Pendidikan Usia Dini, Vol. 7, no. 2, Nov. 2013, pp. 230 -39, http://103.8.12.212:33180/unj/index.php/jpud/article/view/3872.