Yousr، M. A. (2002). PLANNING STANDARDS: EVOLVING THE DESIRED GUIDELINES FOR THE PROVISION OF HOUSES AND SCHOOLS IN THE REPUBLIC OF YEMEN. دراسات يمنية، ع65 ، 1 - 27. مسترجع من http://search.mandumah.com/Record/660113
Yousr، Mohammed A. "PLANNING STANDARDS: EVOLVING THE DESIRED GUIDELINES FOR THE PROVISION OF HOUSES AND SCHOOLS IN THE REPUBLIC OF YEMEN." دراسات يمنية ع65 (2002): 1 - 27. مسترجع من http://search.mandumah.com/Record/660113