SUDDHAJALA VITTARANAM

Eitemau Tebyg

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