Dòng Nội dung
1
Language play : an introduction to linguistics / Don L. F. Nilsen, Alleen Pace Nilsen.
Rowley, Ma. : Newbury House Publishers, 1978
xii, 249 p. : ill. ; 23 cm.
2
Pronunciation contrasts in english / Don L. F. Nilsen, Alleen Pace Nilsen.
New York, Regents Publishing Company, Inc,
87 p. ; 23 cm.