HARBRACE COLLEGE HANDBOOK 8TH EDITION
JOHN C.HODGES MARY E.WHITTEN1972 年出版480 页ISBN:
WEST VIRGINIA STATE COLLEGE EDUCATIONAL PSYCHOLOGY
1998 年出版375 页ISBN:020529765X
COLLEGE AGEBRA GRAPHS AND MODELS
MARVIN L.BITTINGER JUDITH A.BEECHER DAVID ELLENBOGEN JUDITH A.PENNA1997 年出版520 页ISBN:0201848902