John Ruthven Hall
English University, [n.d.]
Book

Wald
Addison & Wesley, [n.d.]
Book

Leland G. Johnson
Wm C. Brown, c1987
Book

Claude A. Villee
7th edition.. W.B.Sauders Co., c1977
Book

Claude A. Villee
2nd edition.. Saunders, c1989
Book

Longman, 1990
Book

Neil A. Campbell
Benjamin, c1993
Book

4th ed.. Saunders College, 1996
Book

S. Gater, V. Wood-Robinson
John Murray, 1996
Book

Peter H. Raven, George B. Johnson
5th ed.. McGraw-Hill, c1999
Book

Cecie Starr, Ralph Taggart
5th edition.. Wadsworth, c1989
Book

Joseph S. Levine, Kenneth R. Miller
D.C.Heath and Company, c1991
Book

Cecie Starr, Ralph Taggart
6th edition.. Wadsworth, c1992
Book

John H. Postlethwait, Janet L. Hopson, Ruth C. Veres
McGraw-Hill, c1991
Book

W.K. Chan
Aristo, [n.d.]
Book

P.K. Yip, H.K. Chan
Yih Mei, 1992
Book

W.K. Chan
Aristo, [n.d.]
Book

P.K. Yip, H.K. Chan
Yih Mei, 1993
Book

P.K. Yip, H.K. Chan
Yih Mei, 1993
Book

M.B.V. Roberts
Longman, [n.d.]
Book