एपीए उद्धरण

Lyapunov, B. (1966). Man and his environment tr from the Russian by V Vezey.

शिकागो स्टाइल उद्धरण

Lyapunov, B. Man and His Environment Tr from the Russian by V Vezey. 1966.

एमएलए उद्धरण

Lyapunov, B. Man and His Environment Tr from the Russian by V Vezey. 1966.