APA Format
Gibb, H.A.R.; Kramers, J.H.. (1951).
Shorter encyclopaedia of Islam / H.A.R. Gibb and J.H. Kramers
. Leiden :: E.J. Briel,.
MLA Format
Gibb, H.A.R.; Kramers, J.H..
Shorter encyclopaedia of Islam / H.A.R. Gibb and J.H. Kramers
. Leiden :: E.J. Briel,, 1951
Chicago Format
Gibb, H.A.R.; Kramers, J.H.. Shorter encyclopaedia of Islam / H.A.R. Gibb and J.H. Kramers. Leiden :: E.J. Briel,, 1951.