(1991). Piling and deep foundations: Proceedings of the 4th International Conference on Piling and Deep Foundations, Stresa, Italy, 7 - 12 April 1991. Balkema.
Chicago-Zitierstil (17. Ausg.)Piling and Deep Foundations: Proceedings of the 4th International Conference on Piling and Deep Foundations, Stresa, Italy, 7 - 12 April 1991. Rotterdam [u.a.]: Balkema, 1991.
MLA-Zitierstil (9. Ausg.)Piling and Deep Foundations: Proceedings of the 4th International Conference on Piling and Deep Foundations, Stresa, Italy, 7 - 12 April 1991. Balkema, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.