A practical guide introducing the uses of baking soda and citric acid for cleaning, cooking, and skincare. - Title: The Baking Soda & Citric Acid Wisdom Handbook - Price: 800 yen - ISBN: 978-4-8347-2463-8 - Contents: Information on cleaning, cooking, and skincare. Published in 2006. Condition: Some discoloration on the front and back covers, and around the page edges. The content is still readable. The inner pages are, in my subjective opinion, in good condition.