Amsterdam, Binger 1894 volledig in 2 vols.: 53 + xix,67pp. + [2] pp.stellingen, originele omslag (hersteld), enkele stempeltjes, enkele roestvlekjes, tekst in goede staat, H69706
Amsterdam, North-Holland Publishing Cy. 1984 61pp., softcover, dustwrapper, 25cm., VG, X77118
Leiden, E.J. Brill 1956 x + 80 + 161pp. + 2pp. theses, 24cm., softcover, introduction in English and text edition in Arabic, Doctoral Dissertation (Rijksuniversiteit te Leiden, Netherlands), stamp at verso of title page, text is clean and bright, X110004