Stravinsky, Igor. Petrushka : an authorative score of the original version backgrounds, analysis, essays, views, and comments / Igor Stravinsky ; edited by Charles Hamm. - New York : W.W. Norton & Company 1967. - 216 p. : ill. ; 21 cm. ISBN: 393020642 (pbk.) Subjects--Personal Names: Stravinsky, Igor 1882-1971 Petrushka Subjects--Topical Terms: Ballet--Scores Dewey Class. No.: 785.32 / S8 1967