- Author: Lancelot Thomas Hogben
- Language: English
- Year: 1930
- Author: Lancelot Thomas Hogben, Maureen Cartwright
- Language: English
- Year: 1969
- Author: Lancelot Thomas Hogben
- Language: English
- Year: 1971
- Author: Lancelot Thomas Hogben
- Language: English
- Year: 1971