Gaya APA

Leier, M, , (. (****). 100 most beautiful Cathedrals of the world: A journey across five continents. . Lisse: REBO international b.v..

Gaya MLA

Leier, Manfred, , (ed.). "100 most beautiful Cathedrals of the world: A journey across five continents. ". Lisse: REBO international b.v., ****. Buku.