Book review
Humphrey Tonkin & Veronika Poór (Eds.). The phenomenon of Esperanto. Special Issue of Interdisciplinary Description of Complex Systems (INDECS) 13. (2). 182–341 pp. . ISSN 1334–4684
References (7)
References
Beckner, C., Ellis, N., Blythe, R., Holland, J., Bybee, J., Ke, Jinyun, Christiansen, M., Larsen-Freeman, D., Croft, W., Schoenemann, T. (2009). Language is a complex adaptive system: Position paper. Language Learning, 59(1), 1–26. 

Dik, S. (1980). Studies in functional grammar. London: Academic Press.
Dik, S. (1989). The theory of functional grammar. Part I: The structure of the clause. Dordrecht: Foris.
Witkam, T. (1983). Distributed language translation. Feasibility study of a multilingual facility for videotex information networks. Internal Document. Utrecht: BSO.
Wood, R. (1979). A voluntary, non-ethnic, non-territorial speech community. In W. Macke and J. Ornstein (eds.), Sociolinguistic studies in language contact: Methods and cases (pp. 433–450). The Hague: Mouton.