D. Graddol

发表

D. Graddol, O. Boyd‐Barrett, 1994 .

David Graddol, Joan Swann, D. Graddol, 1988 .

J. Maybin, D. Graddol, Barry Stierer, 1994 .

D. Graddol, Anna Danielewicz-Betz, 2015 .

D. Graddol, Sharon M. Goodman, 1996 .

D. Graddol, 2018, The Emergence and Development of English.

D. Graddol, 1997, Redesigning English.

D. Graddol, Kingsley Bolton, Christiane Meierkord, 2011 .

D. Graddol, J. Swann, 1988 .

David Graddol, Barry Stierer, Janet Maybin, 1994 .

D. Graddol, 2012, English Today.

D. Graddol, 2003 .

D. Graddol, Kingsley Bolton, 2010, English Today.

David Graddol, D. Graddol, 1997 .

D. Graddol, Anna Danielewicz-Betz, 2014, English Today.

D. Graddol, Kingsley Bolton, 2012 .

David Graddol, D. Graddol, 2004, Science.

D. Graddol, J. Swann, D Graddol, 1983, Language and speech.

D. Graddol, 2009, English Today.

D. Graddol, Kingsley Bolton, Raj Masthrie, 2007, English Today.