APA-viite (7. p.)
VARIOS AUTORES. (1980). PROCEEDINGS OF THE SECOND CONGRESS OF THE INTERNATIONAL ASSOCIATION FOR THE SCIENTIFIC STUDY OF MENTAL DEFICIENCY. POLISH MEDICAL PUBLISHERS.
Chicago-viite (17. p.)
VARIOS AUTORES. PROCEEDINGS OF THE SECOND CONGRESS OF THE INTERNATIONAL ASSOCIATION FOR THE SCIENTIFIC STUDY OF MENTAL DEFICIENCY. VARSOVIA: POLISH MEDICAL PUBLISHERS, 1980.
MLA-viite (9. p.)
VARIOS AUTORES. PROCEEDINGS OF THE SECOND CONGRESS OF THE INTERNATIONAL ASSOCIATION FOR THE SCIENTIFIC STUDY OF MENTAL DEFICIENCY. POLISH MEDICAL PUBLISHERS, 1980.
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