एपीए उद्धरण

Verma, S. N. (1979). Automatic control systems. Khanna Publishers.

शिकागो स्टाइल उद्धरण

Verma, S. N. Automatic Control Systems. Delhi: Khanna Publishers, 1979.

एमएलए उद्धरण

Verma, S. N. Automatic Control Systems. Khanna Publishers, 1979.