APA

Soderlund G. F., . (1947). Direct approach to counterpoint in 16th century style. New York: F. S. Crofts.

Chicago

Soderlund Gustave Fredric, . 1947. Direct approach to counterpoint in 16th century style. New York: F. S. Crofts.

Harvard

Soderlund G. F., . (1947). Direct approach to counterpoint in 16th century style. New York: F. S. Crofts.

MLA

Soderlund Gustave Fredric, . Direct approach to counterpoint in 16th century style. New York: F. S. Crofts. 1947.