एपीए उद्धरण

Kochhar,S K. (1967). Educational and vocational guidance in secondary school. Sterling.

शिकागो स्टाइल उद्धरण

Kochhar,S K. Educational and Vocational Guidance in Secondary School. Delhi: Sterling, 1967.

एमएलए उद्धरण

Kochhar,S K. Educational and Vocational Guidance in Secondary School. Sterling, 1967.