International Symposium on Aquatic Weeds Dublin, Ireland, & Caffrey, J. M. (1996). Management and ecology of freshwater plants: Proceedings of the 9th International Symposium on Aquatic Weeds, European Weed Research Society. Kluwer Academic.
Παραπομπή σε μορφή Chicago (17η εκδ.)International Symposium on Aquatic Weeds Dublin, Ireland, και J. M. Caffrey. Management and Ecology of Freshwater Plants: Proceedings of the 9th International Symposium on Aquatic Weeds, European Weed Research Society. Dordrecht: Kluwer Academic, 1996.
Παραπομπή σε μορφή MLA (9th εκδ.)International Symposium on Aquatic Weeds Dublin, Ireland, και J. M. Caffrey. Management and Ecology of Freshwater Plants: Proceedings of the 9th International Symposium on Aquatic Weeds, European Weed Research Society. Kluwer Academic, 1996.