The Swiss twins /
by Lucy Fitch Perkins ; illustrated by the author.

APA Citation

Perkins, L. Fitch. (1922). The Swiss twins. Boston: Houghton Mifflin Co..

MLA Citation

Perkins, Lucy Fitch, 1865-1937. The Swiss Twins. Boston: Houghton Mifflin Co., 1922.

Warning: These citations may not always be complete (especially for serials).