- Author: Allan Siegel
- Language: English
- Year: 2001
- Author: Earl J. Brown
- Language: English
- Year: 2001
- Author: Maurice Mufson
- Language: English
- Year: 2001
- Author: Golder N. Wilson
- Language: English
- Year: 2001
- Author: B. F. Skinner
- Language: English
- Year: 1957
- Author: Herbert Feigl May Brodbeck (eds.)
- Language: English
- Year: 1953
- Author: Hezekiah Butterworth
- Language: English
- Year: 1899
- Author: Edward B. Tylor
- Language: English
- Year: 1896