Sills, William Clarence, 1879–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 3498
William Clarence Sills Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| Sales talks, being a series of man-to-man articles, instructive and inspirational, and written for the purpose of increasing and helping in the development of personal and business efficiency | 1920 | Author | |  | |  | | ||