Gumperz, John Joseph, 1922- Gumperz, John Joseph, 1922- Language in social groups; essays by John J. Gumperz. Selected and introduced by Anwar S. Dil. - Stanford, Calif., Stanford University Press, 1971. - Language science and national development . Includes bibliographies. ISBN: LCCN: 75170982 //r892 Subjects--Topical Terms: Sociolinguistics.Bilingualism. Subjects--Geographic Terms: India -- Languages.--India -- Languages. LC Class. No.: P41 / .G8 Dewey Class. No.: 410/.8