Before revision: These structures, dating from 1st century BCE to about 2nd century CE, are particularly important in the history of architecture given their experimental forms.Rababeh, Shaher M. Rababeh, ’’ How Petra was Built: an Analysis of the Construction Techniques of the Nabataean Freestanding Buildings and Rock-cut Monuments in Petra, Jordan (Oxford, England: Archaeopress), 2005.
After revision: These structures, dating from 1st century BCE to about 2nd century CE, are particularly important in the history of architecture given their experimental forms.Rababeh, Shaher M. Rababeh, "" How Petra was Built: an Analysis of the Construction Techniques of the Nabataean Freestanding Buildings and Rock-cut Monuments in Petra, Jordan (Oxford, England: Archaeopress), 2005.