Burrill, Claude W. Foundations of real numbers/ [by] Claude W. Burrill. - New York: McGraw-Hill, [1967]. - 163 p.: 23 cm. Bibliography: p. [155] LCCN: 67019145 Nat. Bib. No.: GB68-1040 Subjects--Topical Terms: Numbers, Real-Arithmetic---Foundations. Dewey Class. No.: 512.81