Elementary Survey Sampling Fourth Edition
Richard L.Scheaffer1990 年出版390 页ISBN:
ELEMENTARY DIFFERENTIAL EQUATIONS WITH APPLICATIONS
C.H.EDWARDS1985 年出版666 页ISBN:
Elementary Statistical Procedures Second Edition
Clinton I.Chase1976 年出版277 页ISBN:
VARIATIONAL CALCULUS WITH ELEMENTARY CONVEXITY
JOHN L.TROUTMAN2222 年出版365 页ISBN:0387907718