Abraham et al. 2012

Abraham and Binny and Joshua, Marshall and Kelsall, Juliana and Koshy, Binoy and and Samuvel, Nelson. 2012. Sociolinguistic survey of selected Rajasthani speech varieties of Rajasthan, India, Volume 1: Preliminary overview. SIL Electronic Survey Reports 2012-029. 108.; Gusain, Lakhan. 2015. Dhundhari (Languages of the World/Materials 435). München: Lincom.; Mukherjee, Sibasis. 2011. Wagdi. In Rajasthan: Part-I, 406-463. India: Language Division Office of the Registrar General & Census Commissioner.; Vedamanickam, P. Edward. 2011. Jaipuri. In Rajasthan: Part-I, 367-405. India: Language Division Office of the Registrar General & Census Commissioner.

@misc{1912,
  author = {Abraham and Binny and Joshua, Marshall and Kelsall, Juliana and Koshy, Binoy and  and Samuvel, Nelson},
  title  = {Sociolinguistic survey of selected Rajasthani speech varieties of Rajasthan, India, Volume 1: Preliminary overview. SIL Electronic Survey Reports 2012-029. 108.; Gusain, Lakhan. 2015. Dhundhari (Languages of the World/Materials 435). München: Lincom.; Mukherjee, Sibasis. 2011. Wagdi. In Rajasthan: Part-I, 406-463. India: Language Division Office of the Registrar General & Census Commissioner.; Vedamanickam, P. Edward. 2011. Jaipuri. In Rajasthan: Part-I, 367-405. India: Language Division Office of the Registrar General & Census Commissioner.},
  year   = {2012}
}