Franklin

MLA

Im Thurn, Everard Ferdinand, Daniel Oliver, and Joseph Dalton Hooker. The Botany of the Roraima Expedition of 1884: Being Notes On the Plants Observed. London: The Society, 1881.

APA

Im Thurn, E. Ferdinand, Oliver, D., & Hooker, J. Dalton. (1881). The botany of the Roraima expedition of 1884: being notes on the plants observed. London: The Society.

Chicago

Im Thurn, Everard Ferdinand, Daniel Oliver, and Joseph Dalton Hooker. The Botany of the Roraima Expedition of 1884: Being Notes On the Plants Observed. London: The Society, 1881.