Cite the scanned version of the original dicionary like this:
Bosworth, Joseph. "ǽfen-gereord." An Anglo-Saxon Dictionary: Based on the Manuscript Collections of the Late Joseph Bosworth. Ed. Thomas Northcote Toller. Oxford: Clarendon Press, 1898. 9.
, e; f. Substitute: es; n. and add: Used in pl. for a single meal :-- Gif hit beó seó tíd ǽfengereordes, árísen hý sóna swá hý heora mete hæbben, and sitten on ánre stówe si tempus fuerit prandii mox ut surrexerint a cena sedeant omnes in unum, R. Ben. 66, 15. Æfter his ǽfengereorde post caenam, Bd. 3, 11; S. 536, 12: Angl. xiii. 437, 1034. Úre Dryhten offrode æt his ǽfengereorde, Btwk. 218, 9. Wǽron geworden Drihtnes ǽfengereordu facta est cena Domini, Hml. A. 153, 41. Seó gálnes æt hyre ǽfengereordum (in caena) sitt, Prud. 40 a.