APA (7th ed.) Citation

Upton, L. R. (1879). Castles in the air. G.P. Putnam's Sons.

Chicago Style (17th ed.) Citation

Upton, Louise R. Castles in the Air. New York: G.P. Putnam's Sons, 1879.

MLA (9th ed.) Citation

Upton, Louise R. Castles in the Air. G.P. Putnam's Sons, 1879.