APA Style

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

MLA Style

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