William L. Overal (Overal, William L.)

English

• 
  Ethnobiology: Implications and Applications Proceedings of the First International Congress of Ethnobiology, Belem, 1988
  by Museu Paraense Emilio Goeldi, Darrell Addison Posey, William L. Overal
  Hardcover, The Museum, ISBN 8570980205 (85-7098-020-5)

  More editions of Ethnobiology: Implications and Applications Proceedings of the First International Congress of Ethnobiology, Belem, 1988:

  • Ethnobiology: Implications and Applications Proceedings of the First International Congress of Ethnobiology, Belem, 1988: Hardcover, The Museum, ISBN 8570980213 (85-7098-021-3)
  • Ethnobiology: Implications and Applications Proceedings of the First International Congress of Ethnobiology, Belem, 1988: Hardcover, The Museum, ISBN 8570980221 (85-7098-022-1)

Portuguese

• 
  Coletanea De Trabalhos
  by Claudio A.G. Egler, Pedro Luiz Braga Lisboa, William L. Overal, Walter Alberto Egler
  Hardcover, MCT/CNPq, Museu Paraense Emilio Goeldi, ISBN 8570980329 (85-7098-032-9)