Speech development of a bilingual child : a linguist?s record / by Werner F. Leopold.

One mind, two languages: bilingual language processing

Association between intensity of watching TV and child language development in children aged 18 Months to 3 Years Old = Hubungan lama menonton TV dengan perkembangan bahasa anak pada anak usia 18 bulan sampai 3 tahun

Research methods in child language : a practical guide

Child development / Laura Berk V.