Information bulletin:
appendices on tentative nomenclature, symbols, units, and standards.

APA Citation

International Union of Pure and Applied Chemistry., International Union of Biochemistry. Information bulletin. Oxford, Eng.: International Union of Pure and Applied Chemistry.

MLA Citation

International Union of Pure and Applied Chemistry, and International Union of Biochemistry. Information Bulletin. Oxford, Eng.: International Union of Pure and Applied Chemistry,

Warning: These citations may not always be complete (especially for serials).