- Author: Hendrik Willem Van Loon
- Language: Portuguese
- Year: 1959
- Author: Sardar Ziauddin, Van Loon Borin
- Language: English
- Year: 2015
- Author: Ek Peng Chew Ek Peng Chew Loo Hay Lee Loon Ching Tang
- Language: English
- Year: 2011
- Author: L. G. van Loon M.D. (auth.)
- Language: English
- Year: 1938
- Author: L. M. Schoonhoven T. Jermy J. J. A. van Loon (auth.)
- Language: English
- Year: 1998
- Author: J. C. Van Loon and R. R. Barefoot (Auth.)
- Language: English
- Year: 1989
- Author: Karin G. Labitzke Harry van Loon (auth.)
- Language: English
- Year: 1999
- Author: Renato Treves (auth.) R. Treves J. F. Glastra van Loon (eds.)
- Language: English
- Year: 1968
- Author: Jon Van Loon (Auth.)
- Language: English
- Year: 1980
- Author: K. Brodzikowski and A.J. Van Loon (Eds.)
- Year: 1990