@misc{ais_repository_1093, title = {Psikologi Perkembangan Anak dan Remaja}, author = {Singgih D. Gunarsa and Yulia Singgih D. Gunarsa}, year = {2008}, publisher = {Gunung Mulia}, howpublished = {Repository AIS}, note = {oai:ais:library-item:17654} }