Παραπομπή σε μορφή APA (7η εκδ.)

Figueroa, J. C. (1996). The scientific survey of Puerto Rico and the Virgin Islands: An eighty-year reassessment of the island's natural history. New York Academy of Sciences.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Figueroa, Julio C. The Scientific Survey of Puerto Rico and the Virgin Islands: An Eighty-year Reassessment of the Island's Natural History. New York: New York Academy of Sciences, 1996.

Παραπομπή σε μορφή MLA (9th εκδ.)

Figueroa, Julio C. The Scientific Survey of Puerto Rico and the Virgin Islands: An Eighty-year Reassessment of the Island's Natural History. New York Academy of Sciences, 1996.