@misc{Durand_Guillaume_(1230–1296)_Rationale,
 author={Durand, Guillaume (1230–1296)},
 howpublished={online},
 publisher={[Typographus Iordani = Georgius Husner]},
 language={lat},
 type={inkunabuł},
 title={Rationale divinorum officiorum},
}