Qualitative methods in mathematical analysis,
by L.È. Èlʹsgolʹc. [Translated from the Russian by A.A. Brown and J.M. Danskin].
APA Citation
Ėlʹsgolʹt︠s︡, L. Ė. (Lev Ėrnestovich). (1964). Qualitative methods in mathematical analysis. Providence: American Mathematical Society.
MLA Citation
Ėlʹsgolʹt︠s︡, L. Ė. (Lev Ėrnestovich). Qualitative Methods In Mathematical Analysis. Providence: American Mathematical Society, 1964.
Warning: These citations may not always be complete (especially for serials).