APA (7e ed.) Bronvermelding

O''Hanlon, R. (1990). In trouble again: Journey between orinoco and the amazon (First Vintage departure edition.). AUWSF.

Chicago (17e ed.) Bronvermelding

O''Hanlon, Redmond. In Trouble Again: Journey Between Orinoco and the Amazon. First Vintage departure edition. New York: AUWSF, 1990.

MLA (9e ed.) Bronvermelding

O''Hanlon, Redmond. In Trouble Again: Journey Between Orinoco and the Amazon. First Vintage departure edition. AUWSF, 1990.