Bartle, Robert G.. Introduction to real analysis / Robert G. Bartle and Donald R. Sherbert. - 3rd ed / . - New York : John Wiley , 1987. - vii,388p. : ill.,figs. ; 23cm . NULL ISBN: 9971513064 USD 5.00 Subjects--Index Terms: MATHEMATICAL-ANALYSIS FUNCTIONS OF REAL VARIABLES Dewey Class. No.: 515 / BAR/I