CLYNE, Michael G. Pluricentric Languages: Differing Norms in Different Nations. [s.l.]: Mouton de Gruyter, 1992. 481 s. (Contributions to the sociology of language 62). Dostupné online. ISBN3-11-012855-1. OCLC24668375 (anglický jazyk)
worldcat.org
CLYNE, Michael G. Pluricentric Languages: Differing Norms in Different Nations. [s.l.]: Mouton de Gruyter, 1992. 481 s. (Contributions to the sociology of language 62). Dostupné online. ISBN3-11-012855-1. OCLC24668375 (anglický jazyk)