Salvatierra, J. M. d. (1971). Juan María de Salvatierra S.J.: Selected letters about Lower California. Dawson's Book Shop.
Dyfyniad Arddull ChicagoSalvatierra, Juan María de. Juan María De Salvatierra S.J.: Selected Letters About Lower California. Los Angeles: Dawson's Book Shop, 1971.
Dyfyniad MLASalvatierra, Juan María de. Juan María De Salvatierra S.J.: Selected Letters About Lower California. Dawson's Book Shop, 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.