International Symposium on Pteridines and Folic Acid Derivatives, Chemical, Biological and Clinical Aspects Zürich, Curtius, H. C., Ghisla, S., & Blau, N. (1990). Chemistry and Biology of Pteridines 1989: Pteridines and Folic Acid Derivatives : Proceedings of the International Symposium on Pteridines and Folic Acid Derivatives, Chemical, Biological and Clinical Aspects, Zurich, Switzerland, September 3-8, 1989. Walter de Gruyter. https://doi.org/10.1515/9783110889000
Chicago-Zitierstil (17. Ausg.)International Symposium on Pteridines and Folic Acid Derivatives, Chemical, Biological and Clinical Aspects Zürich, Hans Christoph Curtius, Sandro Ghisla, und Nenad Blau. Chemistry and Biology of Pteridines 1989: Pteridines and Folic Acid Derivatives : Proceedings of the International Symposium on Pteridines and Folic Acid Derivatives, Chemical, Biological and Clinical Aspects, Zurich, Switzerland, September 3-8, 1989. Berlin ; New York: Walter de Gruyter, 1990. https://doi.org/10.1515/9783110889000.
MLA-Zitierstil (9. Ausg.)International Symposium on Pteridines and Folic Acid Derivatives, Chemical, Biological and Clinical Aspects Zürich, et al. Chemistry and Biology of Pteridines 1989: Pteridines and Folic Acid Derivatives : Proceedings of the International Symposium on Pteridines and Folic Acid Derivatives, Chemical, Biological and Clinical Aspects, Zurich, Switzerland, September 3-8, 1989. Walter de Gruyter, 1990. https://doi.org/10.1515/9783110889000.