- Author: Calyampudi Radhakrishna. Rao C.Radhakrishna Rao
- Language: English
- Year: 1973
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- Language: English
- Year: 2006
- Author: Bhaskara Rao K.P.S.
- Language: English
- Year: 2002
- Author: K.P.S. Bhaskara Rao
- Language: English
- Year: 2002
- Author: J. N. K. Rao
- Language: English
- Year: 2003
- Author: Douglas F. Elliott K. Ramamohan Rao
- Language: English
- Year: 1983
- Author: David J. Ewins Singiresu S. Rao Simon G. Braun
- Language: English
- Year: 2001
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- Language: English
- Year: 2001