COLLEGE TRIGONOMETRY SECOND EDITION
STANLEY I.GROSSMAN1992 年出版416 页ISBN：0030521696
ALGEBRA & TRIGONOMETRY SIXTH EDITION
MICHAEL SULLIVAN2002 年出版997 页ISBN：0130914657
COLLEGE TRIGONOMETRY THIRD EDITION
RICHARD N.AUFMANN VERNON C.BARKER RICHARD D.NATION1997 年出版404 页ISBN：0395786452
TRIGONOMETRY FOR COLLEGE STUDENTS FOURTH EDITION
KARL J.SMITH1987 年出版372 页ISBN：053406552X
LECTURE NOTES IN MATHEMATICS 1257: ON THE C*-ALGEBRAS OF FOLIATIONS IN THE PLANE
1987 年出版172 页ISBN：3540179038;0387179038
