SUDDHAJALA VITTARANAM

Antzeko izenburuak

• Suddhajala matsyakrishi
  nork: MATHEW, P.M
  Argitaratua: (1995)
• Suddhajala matsyakrishi
  Argitaratua: (1991)
• Suddhajala matsys krishi
  Argitaratua: (1991)
• Water on earth : the story of its origin, habitats, neglect and regeneration /
  nork: Shruti Mathur, et al.
• Textbook of water supply and sanitary engineering /
  nork: Husain, S. K.
  Argitaratua: (1994)