Amazon.com: Organic Chemistry: A Mechanistic Approach。Organic Chemistry: A Mechanistic Approach - 1st Edition - Penny Chalon。Organic Chemistry as a Second Language: Second Semester Topics 6。Organic Chemistry as a Second Language: Second Semester Topics。多少表紙に傷がある程度で中に書き込み等してませんほぼ使ってません化学系の大学生へオススメします。