Lal's commentary on water and air pollution and environment protection laws along with allied laws, state acts, rules and notifications ( 2 Volumes )

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• Lal's commentaries on water , air pollution and environment protection laws
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• Lal's commentaries on water and air pollution and environment protection laws ( Volume 1 )
• Lal's commentaries on water and air pollution and environment protection laws ( Volume 2 )
• Law on protection of environment and prevention of pollution central and states
  著者:: Chaturvedi, R. G Chaturvedi, M. M
  出版事項: (1993)