(1996). Ordinances and act. Board of Intermediate and Secondary Education.
Chicago-referens (17:e uppl.)Ordinances and Act. Dhaka: Board of Intermediate and Secondary Education, 1996.
MLA-referens (8:e uppl.)Ordinances and Act. Board of Intermediate and Secondary Education, 1996.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.