| IUPAC: "On the revision of the International System of Units | dar el; fikr, dar al 2012-10-23 |
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| Dar El Fikr for Printing publishing and distribution S | ; Hill, Mc Graw 2014-08-19 |
Dar Al Ausra Media and Dar Alam Al-Thaqafa for Publishing.
| Yazouri Group for Publication and Distribution | 'Affinite' lecture notes , vii, pg 4 |
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| Yazouri Group for Publication and Distribution |
| New York: Dover Publications, Inc | Yazouri Group for Publication and Distribution |
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| Dar Al Ausra Media and Dar Alam Al-Thaqafa for Publishing | Yazouri Group for Publication and Distribution |