एपीए उद्धरण

Pavel, N. H. (1984). Differential equations, flow invariance and applications. Pitman.

शिकागो स्टाइल उद्धरण

Pavel, N H. Differential Equations, Flow Invariance and Applications. Boston: Pitman, 1984.

एमएलए उद्धरण

Pavel, N H. Differential Equations, Flow Invariance and Applications. Pitman, 1984.