| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Mortality Statistics of Insured Wage-Earners and Their Families: Experience of the Metropolitan Life Insurance Company, Industrial Department, 1911 to 1916, in the United States and Canada | 978-1-146-51476-7 (1-146-51476-X) | 2010 |
"E. K." · Edwin W. · W. K. · William K.