Government of Palestine, Department of Statistics, 1945, p. 26
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Government of Jordan, Department of Statistics, 1964, p. 24
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p.n.; "The letters p.n. (proper name) after a name, mean either that it is a common Arabic personal appellation, or that it is a word to which no meaning can be assigned ; the former will be at once recognized by the Arabic scholar, the latter will form interesting problems for future investigation.", according to Palmer, 1881, pp. preface, 225
Robinson and Smith, 1841, vol 3, Appendix 2, p. 125
Guérin, 1875, p. 170, partly translated in Conder and Kitchener, 1882, SWP II, p. 303
