This is the famous "Turkish Rondo" from Mozart's 11th Piano Sonata, and this edition by Willard Palmer includes helpful technical performance footnotes.

"Lewis Lockwood and Mark Kroll's volume The Beethoven Violin Sonatas is the first scholarly book in English devoted exclusively to the Beethoven sonatas and deals with them in unprecedented depth. Serving readers, listeners, and performers as a companion to the sonatas, it presents seven critical and historical essays by some of the most important American and European Beethoven specialists of our time.

Reprint of the original, first published in 1871.

Palmer's edition of this well known work from the Well-Tempered Clavier is exceptional for the scholarship of its footnotes which compare various editions and their similarities and differences, as well as giving performance suggestions, and editorial additions in gray.