Center for Research and Documentation on World Language Problems. (1977). Language Problems and Language Planning. University of Texas Press.
Style de citation Chicago (17e éd.)Center for Research and Documentation on World Language Problems. Language Problems and Language Planning. Austin, Tex: University of Texas Press, 1977.
Style de citation MLA (8e éd.)Center for Research and Documentation on World Language Problems. Language Problems and Language Planning. University of Texas Press, 1977.
Attention : ces citations peuvent ne pas être correctes à 100%.