SOR, F. (1967). Mittelschwere Etuden Intermediate Syudies/Etudes De Difficulte Moyenne Studi Di Media Difficulta. Universal edition.
Chicago Style (17th ed.) CitationSOR, Fernando. Mittelschwere Etuden Intermediate Syudies/Etudes De Difficulte Moyenne Studi Di Media Difficulta. Universal edition, 1967.
MLA (8th ed.) CitationSOR, Fernando. Mittelschwere Etuden Intermediate Syudies/Etudes De Difficulte Moyenne Studi Di Media Difficulta. Universal edition, 1967.
Warning: These citations may not always be 100% accurate.