A first course in integration, [by] Edgar Asplund [and] Lutz Bungart. Asplund, Edgar. Bungart, Lutz, joint author. Integrals, Generalized. QA312 .A8 517.31 19 ASF Includes bibliographies. New York, Holt, Rinehart and Winston [1966] [1966] 1966 Text xiii, 489 p. eng