COYLE DAVID CUSHOUAN. (1960). UNITED NATIONS AND HOW IT WORKS. MENTOR BOOKS.
Chicago-čujuhus (17. p.)COYLE DAVID CUSHOUAN. UNITED NATIONS AND HOW IT WORKS. NEW YORK: MENTOR BOOKS, 1960.
MLA-čujuhus (9. p.)COYLE DAVID CUSHOUAN. UNITED NATIONS AND HOW IT WORKS. MENTOR BOOKS, 1960.
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