20

https://w3id.org/jp-textbook/AC100000000678/Time003

Details

Duration(transferred): 20
Duration: 20
Compiling Prospectus: 高等学校年数学A(数研)2021年検定教科書編修趣意書
Duration type: Standard
Listing order: 3
Type: http://schema.org/Duration

Referred resources

Referred to as 'Duration' from:: 第３章　数学と人間の活動