一般注記"To date, this content has been curated from Wikipedia articles and images under Creative Commons licensing, although as Hephaestus Books continues to increase in scope and dimension, more licensed and public domain content is being added."--Back cover
Article sources and contributors: p. 120-121 ; Image sources, licences and contributors: p. 122
Date on website: 2011-08-30
Includes bibliographical references
連携機関・データベース国立情報学研究所 : CiNii Research
NACSIS書誌ID(NCID)https://ci.nii.ac.jp/ncid/BB15685592 : BB15685592