Belaieff, J. (1946). The present-day indians of the Gran Chaco. [Washington : Estados Unidos]: [Government Printing Office].
Dyfyniad Arddull ChicagoBelaieff, Juan. The Present-day Indians of the Gran Chaco. [Washington : Estados Unidos]: [Government Printing Office], 1946.
Dyfyniad MLABelaieff, Juan. The Present-day Indians of the Gran Chaco. [Washington : Estados Unidos]: [Government Printing Office], 1946.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.