एपीए उद्धरण

Digumarti Bharkara Rao. (2005). Technical and Vocational Education and Planning In The 21st Century. Discovery Publication.

शिकागो स्टाइल उद्धरण

Digumarti Bharkara Rao. Technical and Vocational Education and Planning In The 21st Century. New Delhi: Discovery Publication, 2005.

एमएलए उद्धरण

Digumarti Bharkara Rao. Technical and Vocational Education and Planning In The 21st Century. Discovery Publication, 2005.