creator Valavala, Srinivasa Rao Sudhakar, G. V. Kumar, P. Ravi Tariq, G. Gulam, Ed. text Andhra Pradesh Maruthi Publications 2013 monographic 153p. 24cm(pbk) by B Varalakshmi, et. al. 485 978-93-84361-41-9 ENG-128617 DBAD/PUB 20201204155551.0