APA-čujuhus (7. p.)

DESAI, R. ENVIRONMENATAL STUDIES (1ST EDITION.).

Chicago-čujuhus (17. p.)

DESAI, R.J. ENVIRONMENATAL STUDIES. 1ST EDITION.

MLA-čujuhus (9. p.)

DESAI, R.J. ENVIRONMENATAL STUDIES. 1ST EDITION.

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