APA

MUZIO CLEMENTI, G. SCHIRMER, .GRADUS AD PARNASSUM THE ART OF PLAYING THE PIANO. New York: G. SCHIRMER, INC.

Chicago

MUZIO CLEMENTI, G. SCHIRMER, .GRADUS AD PARNASSUM THE ART OF PLAYING THE PIANO. New York: G. SCHIRMER, INC.

Harvard

MUZIO CLEMENTI, G. SCHIRMER, .GRADUS AD PARNASSUM THE ART OF PLAYING THE PIANO. New York: G. SCHIRMER, INC.

MLA

MUZIO CLEMENTI, G. SCHIRMER, .New York: G. SCHIRMER, INC. .