Burde, Gerhard Knots Gerhard Burde, Heiner Zieschang - Berlin New York W. De Gruyter 1985 - x, 399 p ill 25 cm - De Gruyter studies in mathematics 5 . Cuprinde bibliografie si index eng ISBN: 0899250149 (U.S.) LCCN: 85007064 Subjects--Topical Terms: Knot theory Dewey Class. No.: 514.224