เชิงอรรถ ของ รหัสโรงพิมพ์

  1. ↑ Boutell 1949, p. 26, § "Thomas Y. Crowell Company" ¶ "1947 Statement".
  2. ↑ Ahearn & Ahearn 2011, § "First Edition Identification". Retrieved 2022-08-24 – via Google Books (limited preview).
  3. ↑ Stop Counterfeit Books 2022.
  4. ↑ Rennicks 2021, § "How Can You Tell if a Book is a First Edition?"; Ahearn & Ahearn 2011, "First Edition Identification By Publisher". Retrieved 2022-08-24 – via Google Books (limited preview).

แหล่งที่มา

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