JAIN VIJAY K. (1995). O LEVEL MODULE IV SECTION B PROBLEM SOLVING ........... BPB PUBLICATIONS.
Lua i Stíl Chicago (17ú heag.)JAIN VIJAY K. O LEVEL MODULE IV SECTION B PROBLEM SOLVING ........... NEW DELHI: BPB PUBLICATIONS, 1995.
Lua MLA (9ú heag.)JAIN VIJAY K. O LEVEL MODULE IV SECTION B PROBLEM SOLVING ........... BPB PUBLICATIONS, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.