Cita APA (7a ed.)

International Sociological Association, World Congress of Sociology, & Ammon, U. (1989). Status and function of languages and language varieties. W. de Gruyter.

Cita Chicago Style (17a ed.)

International Sociological Association, World Congress of Sociology, y Ulrich Ammon. Status and Function of Languages and Language Varieties. Berlin ; New York: W. de Gruyter, 1989.

Cita MLA (8a ed.)

International Sociological Association, et al. Status and Function of Languages and Language Varieties. W. de Gruyter, 1989.