Symphonies nos. 1-21 in full score - Mozart, Wolfgang Amadeus 1756-1791 (Dover Publications, 1991)
From the Breitkopf & Härtel Complete Works edition Reprint. Originally published: Leipzig : Breitkopf & Härtel, 1880 (Wolfgang Amadeus Mozart's Werke. Series 8, Symphonien ; v. 2)