@book{oai:kagawa-u.repo.nii.ac.jp:00000543,
 author = {丹羽, 佑一 and Niwa, Yuichi},
 month = {Mar},
 publisher = {美巧社},
 title = {観光資源論ノート},
 year = {2009},
 yomi = {ニワ, ユウイチ}
}