National Institute of Education (India). Data Processing and Educational Survey Unit. (1971). Secondary school teachers in India: A survey.
Chicago-referens (17:e uppl.)National Institute of Education (India). Data Processing and Educational Survey Unit. Secondary School Teachers in India: A Survey. New Delhi, 1971.
MLA-referens (8:e uppl.)National Institute of Education (India). Data Processing and Educational Survey Unit. Secondary School Teachers in India: A Survey. 1971.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.