एपीए उद्धरण

Knowles, I. W. (1984). Differential equations. North Holland.

शिकागो स्टाइल उद्धरण

Knowles, Ian W. Differential Equations. Amsterdam: North Holland, 1984.

एमएलए उद्धरण

Knowles, Ian W. Differential Equations. North Holland, 1984.