sponsors, Department of Finance & Planning, Government of Andhra Pradesh, Pilot Map Production Plant (C.S.T. & M.P.) Survey of India, Hyderabad, Department of Geography, Osmania University, Hyderabad ; prepared under the guidance of S. Manzoor Alam, B.P.R. Vithal, N.K. Sen ; principal associates, Afzal Mohammad, P.B.K. Murthy
[consejo de redacción--director general, Gladstone Oliva Gutiérrez; redactores temáticos principales, José R. Hernández Santana ... and others ; redactores cartográficos principales, Antonio C. Lorenzo Rodríguez ... and others]