Manual of symbols and terminology for physicochemical quantities and units : adopted by the IUPAC Council at Cortina d'Ampezzo, Italy, on 7 July 1969 / prepared for publication by M. L. McGlashan
"The contents of this book appear in Pure and applied chemistry, Vol. 21. No. 1 (1970)." Supersedes its Manual of physicochemical symbols and terminology, 1959.