Mahmoud, M. W., & Radwan, M. V. (1968). Statistical Models for some Economic Phenomena. The Institute of National Planning.
Lua i Stíl Chicago (17ú heag.)Mahmoud, M. W., agus M. V. Radwan. Statistical Models for Some Economic Phenomena. Cairo: The Institute of National Planning, 1968.
Lua MLA (9ú heag.)Mahmoud, M. W., agus M. V. Radwan. Statistical Models for Some Economic Phenomena. The Institute of National Planning, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.