एपीए उद्धरण

Open University, Linear Mathematics Course Team. (1972). Existence and uniqueness theorem for differential equations, Unit 33. Open uny press.

शिकागो स्टाइल उद्धरण

Open University, Linear Mathematics Course Team. Existence and Uniqueness Theorem for Differential Equations, Unit 33. Open uny press, 1972.

एमएलए उद्धरण

Open University, Linear Mathematics Course Team. Existence and Uniqueness Theorem for Differential Equations, Unit 33. Open uny press, 1972.