Lessons in personal efficiency,
by Robert Grimshaw.
APA Citation
Grimshaw, R. (1918). Lessons in personal efficiency. New York: The Macmillan company.
MLA Citation
Grimshaw, Robert, 1850-. Lessons In Personal Efficiency. New York: The Macmillan company, 1918.
Warning: These citations may not always be complete (especially for serials).