Singh, A. (2000). Principles of mercantile law (7th ed.). Eastern book co..
Lua i Stíl Chicago (17ú heag.)Singh, Avtar. Principles of Mercantile Law. 7th ed. Lucknow: Eastern book co., 2000.
Lua MLA (8ú heag.)Singh, Avtar. Principles of Mercantile Law. 7th ed. Eastern book co., 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.