http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Group psychology and the analysis of the ego
Sigmund Freud ; translated and edited by James Strachey.
Reprint of the edition published by Liveright, New York, which was issued as number 6 of the International psycho-analytical library.
Translation of Massenpsychologie und Ich-Analyse.
International psycho-analytical library ; no. 6