Unified Theories of Cognition (The William James Lectures)
Allen Newell · Harvard University Press
Wikipedia
{{cite book |title=Unified Theories of Cognition (The William James Lectures) |author1=Allen Newell |publisher=Harvard University Press |language=en |isbn=9780674921016}}
JSON API: one request returns all five styles, normalized ISBN identity, and available quality and uncertainty fields. A 200 {found:false} response ends the immediate lookup attempt. Temporary failures carry retry guidance.
Cookie-free aggregate counts of client-reported copy, download initiation and JSON-link activation help us understand usefulness. Browser privacy opt-outs are honored.