APA-Zitierstil (7. Ausg.)

Lawler, E. L. (1990). The travelling salesman problem: A guided tour of combinatorial optimization (repr.). Wiley.

Chicago-Zitierstil (17. Ausg.)

Lawler, Eugene L. The Travelling Salesman Problem: A Guided Tour of Combinatorial Optimization. repr. Chichester [u.a.]: Wiley, 1990.

MLA-Zitierstil (9. Ausg.)

Lawler, Eugene L. The Travelling Salesman Problem: A Guided Tour of Combinatorial Optimization. repr. Wiley, 1990.