MARZO, E. (1906). The art of vocalization: Preparatory course (soprano) six volume A series of graded vocal studies for all voices, selected from works of cel. Oliver Ditson.
Chicago Style (17th ed.) CitationMARZO, Eduardo. The Art of Vocalization: Preparatory Course (soprano) Six Volume A Series of Graded Vocal Studies for All Voices, Selected from Works of Cel. Oliver Ditson, 1906.
MLA (8th ed.) CitationMARZO, Eduardo. The Art of Vocalization: Preparatory Course (soprano) Six Volume A Series of Graded Vocal Studies for All Voices, Selected from Works of Cel. Oliver Ditson, 1906.
Warning: These citations may not always be 100% accurate.