http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
nonevaluative summaries of the serial and book literture in psychology and related disciplines
Μηνιαίο, Jun. 2001- ; Προηγούμενη συχνότητα: Ετήσιο, 1927-