DEVALLE, S. B. C. Halliday, Fred, Mercenaries: "Counter-lnsurgency" in the Gulf, Spokesman, publicado por la Bertrand Russell Peace Foundation, Ltd., Nottingham, 1977. 80 pp. Estudios de Asia y África, [S. l.], v. 14, n. 3, p. 576–577, 1979. https://doi.org/10.24201/eaa.v14i3.574