- Author: Dr. John Maddern Harris (auth.)
- Language: English
- Year: 1989
- Author: John F. Harris
- Language: English
- Year: 2006
- Author: Walter Benenson John W. Harris Horst Stöcker Holger Lutz
- Language: English
- Year: 2002
- Author: Valerie A. Brown John A. Harris Jacqueline Y. Russell
- Language: English
- Year: 2010
The backpacker
pdf
- Author: John Christopher Harris
- Language: English
- Year: 2001
- Author: Walter Benenson John W. Harris Horst Stocker Holger Lutz
- Language: English
- Year: 2002
- Author: John G. Harris
- Language: English
- Year: 2001
- Author: John Hobbis Harris
- Language: English
- Year: 2002