International Symposium on Large-Scale Constructions in Coastal Environments, Vollmer, M., & Grann, H. (1999). Large-scale constructions in coastal environments: Conflict resolution strategies : First International Symposium, April 1997, Norderney Island, Germany. Springer.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Symposium on Large-Scale Constructions in Coastal Environments, Manfred Vollmer, و Henning Grann. Large-scale Constructions in Coastal Environments: Conflict Resolution Strategies : First International Symposium, April 1997, Norderney Island, Germany. Berlin,N. Y.: Springer, 1999.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)International Symposium on Large-Scale Constructions in Coastal Environments, et al. Large-scale Constructions in Coastal Environments: Conflict Resolution Strategies : First International Symposium, April 1997, Norderney Island, Germany. Springer, 1999.