THE BRIEF AMERICAN PAGEANT FOURTH EDITION
DAVID M.KENNEDY THOMAS A.BAILEY MEL PIEHL1996 年出版673 页ISBN:0669397679
CLEP COLLEGE-LEVEL EXAMINATION PROGRAM THE 5 GENERAL EXAMINATIONS SECOND EDITION
1985 年出版471 页ISBN:0668062606
THE ACT OF TEACHING FOURTH EDITION
DONALD R.CRUICKSHANK DEBORAH BAINER JENKINS KIM K.METCALF2006 年出版510 页ISBN:0073126500
Astronomy:Form the Earth to the Universe Fourth Edition
1993 Version2222 年出版648 页ISBN:0030946603