Campbell, A. J. (1900). A Trip to the Richmond River District. Part I -- General and Botanical continued. Zenodo.
Citazione stile Chigago Style (17a edizione)Campbell, Archibald James. A Trip to the Richmond River District. Part I -- General and Botanical Continued. Zenodo, 1900.
Citatione MLA (9a ed.)Campbell, Archibald James. A Trip to the Richmond River District. Part I -- General and Botanical Continued. Zenodo, 1900.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.