STEELE, H. (1998). ECOLOGY AND THE ENVIRONMENT. TIME LIFE PUBLICATIONS.
Chicago-čujuhus (17. p.)STEELE, HOPE. ECOLOGY AND THE ENVIRONMENT. ASIA: TIME LIFE PUBLICATIONS, 1998.
MLA-čujuhus (9. p.)STEELE, HOPE. ECOLOGY AND THE ENVIRONMENT. TIME LIFE PUBLICATIONS, 1998.
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