Krumke, S. O. (1996). On the approximability of location and network design problems. [S.l.]: [s.n.].
Trích dẫn kiểu ChicagoKrumke, Seven Oliver. On the Approximability of Location and Network Design Problems. [S.l.]: [s.n.], 1996.
MLA引文Krumke, Seven Oliver. On the Approximability of Location and Network Design Problems. [S.l.]: [s.n.], 1996.
警告：這些引文格式不一定是100％准確.