Mukhopadhyay, M. (1975). Barriers to change in secondary education.
Lua i Stíl Chicago (17ú heag.)Mukhopadhyay, Marmar. Barriers to Change in Secondary Education. 1975.
Lua MLA (8ú heag.)Mukhopadhyay, Marmar. Barriers to Change in Secondary Education. 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.