Singh, O. P. (1976). Surat and its trade in the second half of the 17th century. Publication Division, University of Delhi.
Lua i Stíl Chicago (17ú heag.)Singh, O. P. Surat and Its Trade in the Second Half of the 17th Century. Delhi: Publication Division, University of Delhi, 1976.
Lua MLA (8ú heag.)Singh, O. P. Surat and Its Trade in the Second Half of the 17th Century. Publication Division, University of Delhi, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.