Таджикистан – Энциклопедия на таджикском языке КИТОБАМ
«Nuzhat-ul-qulub» asari geografiyu kosmografiest, ki dar on hududi Eron, Ozarboyjon, Iroq va Osiyoi Khurd tasvir yofta ast. Onro Hamdullohi Qazvini taqriban solhoi 1339—1340 talif namuda, dar borai har yak viloyat, obyori, ziroat, hosil, hunarmayadi va khiroji on malumot ovardaast.
Ad.: M i k l u kh o-M a k l a y N. D., Opisanie tadjikskikh i persidskikh rukopisey, M.— JI., 1955; Petrushevs- k i y I. P. Zemledelie i agrarnie otnosheniya v Irane XIII—XIV vv.. M.— J1., i960.
