Philippine Association for the Retarded & Abad, C. M. (1973). Hope for the retarded in Asia. Philippine Association for the Retarded.
Chicago-viite (17. p.)Philippine Association for the Retarded ja Conchita M. Abad. Hope for the Retarded in Asia. Manila: Philippine Association for the Retarded, 1973.
MLA-viite (9. p.)Philippine Association for the Retarded ja Conchita M. Abad. Hope for the Retarded in Asia. Philippine Association for the Retarded, 1973.
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