APA (7th ed.) Citation

Open University & Lowe, I. (1981). Heat: Block 1, prepared by the course team (2nd ed.). The Open University.

Chicago Style (17th ed.) Citation

Open University and Ian Lowe. Heat: Block 1, Prepared by the Course Team. 2nd ed. [Milton Keynes,Great Britain]: The Open University, 1981.

MLA (9th ed.) Citation

Open University and Ian Lowe. Heat: Block 1, Prepared by the Course Team. 2nd ed. The Open University, 1981.