APA-viite

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

Chicago-tyylinen lähdeviittaus

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

MLA-viite

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