Juan, J., & Ulloa, A. d. (1851). Secret expedition to Peru: Or, The practical influence of the Spanish Colonial system upon the character and habits of the Colonists : exhibited in a private report read to the secretaries of his majesty, Ferdinand VI King of Spain (Abridged.). Crocker and Brewster.
Παραπομπή σε μορφή Chicago (17η εκδ.)Juan, Jorge, και Anthonio de Ulloa. Secret Expedition to Peru: Or, The Practical Influence of the Spanish Colonial System upon the Character and Habits of the Colonists : Exhibited in a Private Report Read to the Secretaries of His Majesty, Ferdinand VI King of Spain. Abridged. Boston: Crocker and Brewster, 1851.
Παραπομπή σε μορφή MLA (8th εκδ.)Juan, Jorge, και Anthonio de Ulloa. Secret Expedition to Peru: Or, The Practical Influence of the Spanish Colonial System upon the Character and Habits of the Colonists : Exhibited in a Private Report Read to the Secretaries of His Majesty, Ferdinand VI King of Spain. Abridged. Crocker and Brewster, 1851.