Colloquia Geigy
Academic Press Inc. (London) Ltd
edited by W. Müller, H.-G. Harwerth [and] K. Fehr
Academic Press 1971 Colloquia Geigy
Available at 8 libraries
edited by L. Hallberg, H.-G. Harwerth [and] A. Vannotti
Academic Press 1970 Colloquia Geigy
Available at 12 libraries