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Encyclopaedia of ecology, environment & pollution control 20 Environment an assessment. /

Encyclopaedia of ecology, environment & pollution control 20 Environment an assessment. / ed. by R. Swarup, S. N. Mishra, V. P. Jauhari. - New Delhi : Mittal Publ, c1992. - vol-20, 412 p. : ill. ; 22 cm.

8170993806


Encyclopaedia of environment.

304.203