Duratul Ain, Rokiah Omar, & Victor Feizal Knight. (2009). Profil gangguan visual di kalangan kanak-kanak prasekolah. Penerbit UKM.
Chicago Style (17th ed.) CitationDuratul Ain, Rokiah Omar, and Victor Feizal Knight. Profil Gangguan Visual Di Kalangan Kanak-kanak Prasekolah. Penerbit UKM, 2009.
MLA (8th ed.) CitationDuratul Ain, et al. Profil Gangguan Visual Di Kalangan Kanak-kanak Prasekolah. Penerbit UKM, 2009.
Warning: These citations may not always be 100% accurate.