International Federation of Operation Research Societies., International Conference on Operational Research, & Ross, M. (1973). Operational research '72: Proceedings of the 6th IFORS International Conference on Operational Research, 6th, Dublin, Ireland, August 21-25, 1972. Amsterdam: North-Holland Pub. Co..
Παραπομπή Chicago StyleInternational Federation of Operation Research Societies., International Conference on Operational Research, and M. Ross. Operational Research '72: Proceedings of the 6th IFORS International Conference On Operational Research, 6th, Dublin, Ireland, August 21-25, 1972. Amsterdam: North-Holland Pub. Co., 1973.
Παραπομπή MLAInternational Federation of Operation Research Societies., International Conference on Operational Research, and M. Ross. Operational Research '72: Proceedings of the 6th IFORS International Conference On Operational Research, 6th, Dublin, Ireland, August 21-25, 1972. Amsterdam: North-Holland Pub. Co., 1973.