A biological assessment of the aquatic ecosystems of the Rio Paraguay Basin, Alto Paraguay, Paraguay.
Chicago: Conservation International, 2002. Quarto, illustrations, paperback. RAP Bulletin of Biological Assessment # 19. More
Chicago: Conservation International, 2002. Quarto, illustrations, paperback. RAP Bulletin of Biological Assessment # 19. More
Honolulu: Mutual Publishing, 2001. Octavo, colour photographs, softcover. More