Robertson, J. P., & Robertson, W. P. (1970). Letters on Paraguay: Comprising an account of a four years' residence in that Republic, under the Government of the Dictator Francia (2d ed.). AMS Press.
Citace podle Chicago (17th ed.)Robertson, J. P., a Wm. Parish Robertson. Letters on Paraguay: Comprising an Account of a Four Years' Residence in That Republic, Under the Government of the Dictator Francia. 2d ed. New York: AMS Press, 1970.
Citace podle MLA (8th ed.)Robertson, J. P., a Wm. Parish Robertson. Letters on Paraguay: Comprising an Account of a Four Years' Residence in That Republic, Under the Government of the Dictator Francia. 2d ed. AMS Press, 1970.
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