Verhelst, T. G. (1987). No life without roots: Culture and development. Zed books.
Dyfyniad Arddull ChicagoVerhelst, Thierry G. No Life Without Roots: Culture and Development. London: Zed books, 1987.
Dyfyniad MLAVerhelst, Thierry G. No Life Without Roots: Culture and Development. Zed books, 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.