O''Hanlon, R. (1990). In trouble again: Journey between orinoco and the amazon (First Vintage departure edition.). AUWSF.
Citazione stile Chigago Style (17a edizione)O''Hanlon, Redmond. In Trouble Again: Journey Between Orinoco and the Amazon. First Vintage departure edition. New York: AUWSF, 1990.
Citatione MLA (9a ed.)O''Hanlon, Redmond. In Trouble Again: Journey Between Orinoco and the Amazon. First Vintage departure edition. AUWSF, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.