एपीए उद्धरण

Penland, P. R. (1974). Communication science and technology. Marcel Dekker.

शिकागो स्टाइल उद्धरण

Penland, Patrick R. Communication Science and Technology. Marcel Dekker, 1974.

एमएलए उद्धरण

Penland, Patrick R. Communication Science and Technology. Marcel Dekker, 1974.