- Author: Andrew W Troelsen, Vidya Vrat Agarwal
- Language: English
- Author: Andrew W Troelsen, Vidya Vrat Agarwal
- Language: English
- Year: 2010
- Author: Sheela Agarwal, Gareth Shaw
- Language: English
- Year: 2007
- Author: James J Spivey, Sanjay K Agarwal, et al
- Language: English
- Year: 1993
- Author: Matthew MacDonald, Mario Szpuszta, Vidya Vrat Agarwal
- Language: English
- Author: G. Agarwal et al.
- Language: English
- Year: 1983
- Author: R. Agarwal et al.
- Language: English
- Year: 2000
- Author: Anant Agarwal Jeffrey Lang
- Language: English
- Year: 2005
- Author: Agarwal .R.P. (ed.)
- Language: English
- Year: 1993
- Author: Agarwal R.P. (ed.)
- Language: English
- Year: 1995