The mentor /
by William C. Hartshorn and Helen S. Leavitt.

APA Citation

Hartshorn, W. C., Leavitt, H. S. (Helen Sewall). (1940). The mentor. Boston: Ginn and Co..

MLA Citation

Hartshorn, William C, and Helen S. (Helen Sewall) Leavitt. The Mentor. Boston: Ginn and Co., 1940.

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