Igor Stravinsky was a Russian composer, pianist, and conductor who is widely regarded as one of the most influential composers of the 20th century.

The Internet Archive is a non-profit digital library that aims to provide universal access to all knowledge.

Leonard Bernstein was an American composer, conductor, and music educator.

Oxford University Press (OUP) is the largest university press in the world, and a department of the University of Oxford.

Wolfgang Amadeus Mozart (1756 - 1791) was an exceptionally talented and influential composer from Austria during the classical era of Western music.