The century of the child,
by Ellen Key.
APA Citation
Key, E., Franzos, M., Franzos, M. (1912). The century of the child. New York: G. P. Putnams̓ sons.
MLA Citation
Key, Ellen, 1849-1926, Marie Franzos, and Marie Franzos. The Century of the Child. New York: G. P. Putnams̓ sons, 1912.
Warning: These citations may not always be complete (especially for serials).