Kj?rup, S?ren: Menneskevidenskaberne, 1996. Fredriksberg: Roskilde Universitetsforlag.
Sampson, Geoffrey: Schools of Linguistics, 1980. Stanford: Stanford University Press.
Harris, Roy: Saussure and his interpreters, 2003. Edinburgh: Edinburgh University Press.
Kompendium:
Bloomfield, L.: Language, 1933. London: George Allen & Unwin. s. 3-20.
Chomsky, N. 1959. Review: Verbal behavior av B. F. Skinner, Language, Vol. 35, s. 26-58