Bôcher, Maxime 1867-1918. Introduction to higher algebra/ by Maxime Bôcher prepared for publication with the coöperation of E. P. R. Duval. - New York: The Macmillan company, 1907. - xi, 321 p.; 22 cm. LCCN: 07040813 //r86 Subjects--Topical Terms: Algebra. Dewey Class. No.: 512.8