ELEMENTARY ALGEBRA:A GRAPHING APPROACH
ELAINE HUBBARD RONALD D.ROBINSON1996 年出版653 页ISBN:0669354996
DRAFTING LEGISLATION A MODERN APPROACH
CONSTANTIN STEFANOU AND HELEN XANTHAKI2008 年出版336 页ISBN:0754649032
SYSTEM DYNAMICS:A UNIFIED APPROACH
DEAN KARNOPP AND RONALD ROSENBERG1975 年出版402 页ISBN:0471459402