Anon., 2005. Attitude measurements. In Sociolinguistics : An International Handbook of the Science of Language and Society. Berlin; New York: Walter de Gruyter, pp. 1251–1260.
Anon., 2005. Research on language attitudes. In Sociolinguistics. An International Handbook of the Science of Language and Society. Berlin ; New York: Walter de Gruyter, pp. 1318–1332.
Anon., 2004. Attitude. In Sociolinguistics. An International Handbook of the Science of Language and Society. Berlin ; New York: Walter de Gruyter, pp. 399–405.