APA Citation

Abt, F. 1., & Abt, F. 1. (1921). Practical singing tutor: For all voices, op.474 (Rev. edición.). New York: G. Schirmer.

Chicago Style Citation

Abt, Franz 1819-1885, and Franz 1819-1885 Abt. Practical Singing Tutor: For All Voices, Op.474. Rev. edición. New York: G. Schirmer, 1921.

MLA Citation

Abt, Franz 1819-1885, and Franz 1819-1885 Abt. Practical Singing Tutor: For All Voices, Op.474. Rev. edición. New York: G. Schirmer, 1921.

Warning: These citations may not always be 100% accurate.