APA-čujuhus (7. p.)

Krishnamoorthy,Bala. Environmental Management: Text and Cases (3rd.). PHI.

Chicago-čujuhus (17. p.)

Krishnamoorthy,Bala. Environmental Management: Text and Cases. 3rd. 2017: PHI.

MLA-čujuhus (9. p.)

Krishnamoorthy,Bala. Environmental Management: Text and Cases. 3rd. PHI.

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