English : history, diversity, and change / edited by David Graddol, Dick Leith, and Joan Swann
Routledge, 1996
Buku Teks
Standardising English : essay in the history of language change / edited by Joseph B. Trahern
The University of Tenessee Press, 1989
Buku Teks
Cobb, Nancy J.
Adolescence continuity, change, and diversity
Mayfield Publishing, 2000
Buku Teks
Cobb, Nancy J.
Adolescence : continuity, change, and diversity
Mayfield , 2001
Buku Teks
Caring for health : history and diversity
Charles Webster
Open University Press, 2001
Buku Teks