International Union of Pure and Applied Chemistry, International Symposium on Conformational Analysis, Brussels, & Chiurdoglu, G. (1971). Conformational analysis: Scope and present limitations, papers presented at the Brussels international symposium. Academic Press.

International Union of Pure and Applied Chemistry, Brussels International Symposium on Conformational Analysis, and G. Chiurdoglu. Conformational Analysis: Scope and Present Limitations, Papers Presented at the Brussels International Symposium. New York: Academic Press, 1971.

International Union of Pure and Applied Chemistry, et al. Conformational Analysis: Scope and Present Limitations, Papers Presented at the Brussels International Symposium. Academic Press, 1971.