APA (7th ed.) Citation

University of Oxford Observatory. (1878). Astronomical observations made at the University Observatory, Oxford. Clarendon Press.

Chicago Style (17th ed.) Citation

University of Oxford Observatory. Astronomical Observations Made at the University Observatory, Oxford. Oxford: Clarendon Press, 1878.

MLA (9th ed.) Citation

University of Oxford Observatory. Astronomical Observations Made at the University Observatory, Oxford. Clarendon Press, 1878.