Biblio

J. C. Heun, Farczadi, L., y de, M. M. Groen, «Ravilla - 2 : water resources management roleplay : information to participants». IHE (International Institute for Infrastructural, Hydraulic and Environmental Engineering), Delft, The Netherlands, p. vi, 14 p. + ca. 26 p. annexes : fig., tabs., 1999.

H. G. Savenije, Heun, J. C., y Agel, F. F. Porte, «Roleplay water demand management», vol. Vol. 111. IHE (International Institute for Infrastructural, Hydraulic and Environmental Engineering), Delft, The Netherlands, p. iv, 16 p. : tabs., 1998.