APA (7th ed.) Citation

Sonneck, O. G. T. (1963). Early opera in America. B. Blom.

Chicago Style (17th ed.) Citation

Sonneck, Oscar George Theodore. Early Opera in America. New York: B. Blom, 1963.

MLA (8th ed.) Citation

Sonneck, Oscar George Theodore. Early Opera in America. B. Blom, 1963.

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