Não informado. (1975). Language planning newsletter. East-West Culture Learning Institute.
Style de citation Chicago (17e éd.)Não informado. Language Planning Newsletter. Honolulu, Hawaii: East-West Culture Learning Institute, 1975.
Style de citation MLA (8e éd.)Não informado. Language Planning Newsletter. East-West Culture Learning Institute, 1975.
Attention : ces citations peuvent ne pas être correctes à 100%.