Gaya APA

al, E., Sultana, M. (1996). Chromosomal Abnormalities in Mentally Retarded Boys Other than Down's Syndrome in Indonesian Special Schools . : .

Gaya MLA

al, Et., Sultana, M.H.. "Chromosomal Abnormalities in Mentally Retarded Boys Other than Down's Syndrome in Indonesian Special Schools". : , 1996. Text.