APA

Primrose W., . (1954). The art and practice of scale playing on the viola. New York: Mills Music.

Chicago

Primrose William, . 1954. The art and practice of scale playing on the viola. New York: Mills Music.

Harvard

Primrose W., . (1954). The art and practice of scale playing on the viola. New York: Mills Music.

MLA

Primrose William, . The art and practice of scale playing on the viola. New York: Mills Music. 1954.