Hornbacher, M. J. (1991). "Petrushka": A comparison of the original and revised trumpet and cornet parts.
Chicago Style (17th ed.) CitationHornbacher, Mark J. "Petrushka": A Comparison of the Original and Revised Trumpet and Cornet Parts. 1991.
MLA (9th ed.) CitationHornbacher, Mark J. "Petrushka": A Comparison of the Original and Revised Trumpet and Cornet Parts. 1991.
Warning: These citations may not always be 100% accurate.