Water quality analysis /

                                                                                                                
546.226KAR
Karthika, U.
   Water quality analysis / by U. Karthika .- Chennai:Pavai Publications,2007.
  56p. ;22cm (pbk)
  Note: Includes bibliographical references
  ISBN:9788177354515     Rs. 30.00

  DBAD / PUB /ENG-91371/ EN-74904 /   30.00 /sign

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