APA-čujuhus (7. p.)
RONDAL, J., & ET AL. (1989). MEAN LENGTH OF UTTERANCE OF CHILDREN WITH DOWN SYNDROME.
Chicago-čujuhus (17. p.)
RONDAL, J.A, juo ET AL. MEAN LENGTH OF UTTERANCE OF CHILDREN WITH DOWN SYNDROME. 1989.
MLA-čujuhus (9. p.)
RONDAL, J.A, juo ET AL. MEAN LENGTH OF UTTERANCE OF CHILDREN WITH DOWN SYNDROME. 1989.
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