Cornell University Library · Nabu Press
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| An Examination of the Philosophy of the Unknowable | 978-1-146-59898-9 (1-146-59898-X) | 2010 |
| An Examination of the Philosophy of the Unknowable: As Expounded By Herbert Spencer. By William M. Lacy | 978-1-112-15673-1 (1-112-15673-9) | 2009 |
M.-L. · W.L. · W. M. · William L. · William M.