TY - BOOK AU - Ṣafwat,Maḥmūd Muḥammad TI - Marāḥil al-baḥth al-iḥṣāʼī AV - HA29 .S235 PY - 1962///] CY - [al-Qāhirah] PB - Maktabat al-Ānjilū al-Miṣrīyah KW - Statistics N1 - Includes bibliographical references (p. [559]-570.) ER -