New world parrots in crisis: solutions from conservation biology - Beissinger, Steven R.; Snyder, Noel F. R. (Washington : Smithsonion Institution Press, 1992)
With abstracts in spanish
Dimensions and causes of the parrot conservation crisis
Parrots, presures, people, and pride
Macaw biology and ecotourism, or "when a bird in the bush is worth two in the hand"
Sustainable harvesting of parrots for conservation
Keywords: Aves; Pericos; Loros; Guacamayas; Cacatuas