ON THE STUDY AND DIFFICULTIES OF MATHEMATICS
AUGUSTUS DE MORGAN1910 年出版288 页ISBN：
INTRODUCTION TO THE STUDY OF ANIMAL POPILATIONS
H.G.ANDREWARTHA1961 年出版281 页ISBN：
Personality in politics : studies of contemporary statesmen
by Arthur Salter.1947 年出版253 页ISBN：
PRACTICAL CRITICISM A Study of LITERARY JUDGMENT
I.A.RICHARDS1978 年出版370 页ISBN：
INTRODUCTION TO THE SCIENTIFIC STUDY OF EDUCATION
CHARLES HUBBARD JUDD1918 年出版333 页ISBN：
AN INTRODUCTION TO THE STUDY OF EDUCATION
ELLWOOD P. CUBBERLEY1933 年出版532 页ISBN：
