- Author: Charles Luk, Lu Kuan Yü
- Language: English
- Year: 1962
- Author: Charles Luk, Lu Kuan Yü
- Language: English
- Year: 1975
- Author: Sylvan Muldoon & Hereward Carrington
- Language: English
- Year: 1929
- Author: Paul Brunton
- Language: English
- Author: Paul Brunton
- Language: English
- Year: 1952
- Author: Paul Brunton
- Language: English
- Year: 1943