O S Rathore. (1999). Handbook of extension education (1st.). Agrotech.
Chicago Style aipamenaO S Rathore. Handbook of Extension Education. 1st. Agrotech, 1999.
MLA aipamenaO S Rathore. Handbook of Extension Education. 1st. Agrotech, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.