Òrùlé jẹ́ ohun tí a fi ń bo Ilé tí ó wà lókè Ilé pátá pátá. Francis Ching. Building Construction Illustrated. Francis Ching. Visual Dictionary of Architecture. Francis Ching. Architecture: Form, Space, and Order. Eberhard Schunck (2003), Roof construction manual : pitched roofs, Birkhäuser. Glossary of Roofing Terms. = "Types of roof". Designing Buildings Wiki. 2018-01-08. Retrieved 2019-12-28.