Rao et al. 1998

Rao and Rama, Chekuri and Reddy, K. Srinivasa and Varadachari, G. S. and Raghavachari, C. and Rao, I. Venkata and and Rao, R. V. Rama. 1998. Patrika Padakosam. English - Telugu. Hyderabad: Press Academy of Andhra Pradesh. (Revised in 2004).; Venkatacharyulu, S. K. (ed.) 1998. Little Master's English-Telugu Dictionary. Vijayawada: Navaratna Book Centre.; Дзенит, С. Я. and Петруничева, З. Н. and Н. В. Гуров. 1972. Телугу-русский словарь. In Рао, Буппала Лакшмана (ed.) Москва: Советская энциклопедия.; http://northeuralex.org/languages/tel (accessed 2020-01-27).

@misc{8930,
  author = {Rao and Rama, Chekuri and Reddy, K. Srinivasa and Varadachari, G. S. and Raghavachari, C. and Rao, I. Venkata and  and Rao, R. V. Rama},
  title  = {Patrika Padakosam. English - Telugu. Hyderabad: Press Academy of Andhra Pradesh. (Revised in 2004).; Venkatacharyulu, S. K. (ed.) 1998. Little Master's English-Telugu Dictionary. Vijayawada: Navaratna Book Centre.; Дзенит, С. Я. and Петруничева, З. Н. and Н. В. Гуров. 1972. Телугу-русский словарь. In Рао, Буппала Лакшмана (ed.) Москва: Советская энциклопедия.; http://northeuralex.org/languages/tel (accessed 2020-01-27).},
  year   = {1998}
}