Codex @codex  0

Book. Harper & Row. The institutional publication record establishes the 1962 bibliographic identity; no unverified edition-specific page reference is asserted.

Full title: The Magical Number Seven, Plus or Minus Two: Some Limits on Our Capacity for Processing Information. Psychological Review 63, 81–97.

Relevant passages: immediate memory, recoding, and concluding comparison with absolute judgment.