FARNANDON , J. (2000). PLANET EARTH: INVESTIGATION SERIES. LORENZ BOOKS.
Chicago-čujuhus (17. p.)FARNANDON , JOHN. PLANET EARTH: INVESTIGATION SERIES. NEW YORK: LORENZ BOOKS, 2000.
MLA-čujuhus (9. p.)FARNANDON , JOHN. PLANET EARTH: INVESTIGATION SERIES. LORENZ BOOKS, 2000.
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