Lua APA (7ú heag.)
Lekhi, R., & Kaur, C. (2016). Business economics: BBA-3rd semester (2nd rev. ed.). Kalyani Publishers.
Lua i Stíl Chicago (17ú heag.)
Lekhi, R.K, agus Charanjit Kaur. Business Economics: BBA-3rd Semester. 2nd rev. ed. kolkata: Kalyani Publishers, 2016.
Lua MLA (9ú heag.)
Lekhi, R.K, agus Charanjit Kaur. Business Economics: BBA-3rd Semester. 2nd rev. ed. Kalyani Publishers, 2016.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.