It’s on Amazon but the price went up a lot on there because Lee passed away recently and their stock got really low (I had it in my cart for ages but was waiting to get paid for a gig before buying). I wound up getting mine on Abebooks instead :)

https://www.amazon.com/dp/B01FEKC7EC/

https://www.abebooks.com/Ming-Cho-Lee-Life-Design-Aronson/30511217538/bd

ETA: woops look at the other comment for the Amazon link!!