Arbor wrote:

Another site to find multiple listings of a book is Bookfinder:
https://www.bookfinder.com/?mode=advanced&new_used=*&first_ed=&signed=¤cy=USD
Right now they only have the regular SFBC edition 50 new & 86 used: listed on ebay, amazon, ABE, alibris, Biblio, Volare & textbookx.com.
Good luck.