ARORA K.R. (2012). SURVEYING VOL.I (13TH.). STANDARD BOOK HOUSE.
Chicago Style aipamenaARORA K.R. SURVEYING VOL.I. 13TH. NEW DELHI: STANDARD BOOK HOUSE, 2012.
MLA aipamenaARORA K.R. SURVEYING VOL.I. 13TH. STANDARD BOOK HOUSE, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.