Alam, M. J., & Sarker, P. P. C. (2012). Adaptation of Preschool Language Scale-4 (PLS-4) for screening language development of Bangla Speaking Children. BRAC University.
Chicago-referens (17:e uppl.)Alam, Md. Jahangir, och Prof. Profulla C. Sarker. Adaptation of Preschool Language Scale-4 (PLS-4) for Screening Language Development of Bangla Speaking Children. BRAC University, 2012.
MLA-referens (8:e uppl.)Alam, Md. Jahangir, och Prof. Profulla C. Sarker. Adaptation of Preschool Language Scale-4 (PLS-4) for Screening Language Development of Bangla Speaking Children. BRAC University, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.