Heinrich G.W. Begehr. (2003). Progress In Analysis Proceedings of the 3rd International ISAAC Congress, Berlin, Germany 20-25 August 2001. World Scientific.
استشهاد بنمط شيكاغوHeinrich G.W. Begehr. Progress In Analysis Proceedings of the 3rd International ISAAC Congress, Berlin, Germany 20-25 August 2001. World Scientific, 2003.
MLA استشهادHeinrich G.W. Begehr. Progress In Analysis Proceedings of the 3rd International ISAAC Congress, Berlin, Germany 20-25 August 2001. World Scientific, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.