TY - BOOK ED - Maʻhad al-Takhṭīṭ al-Qawmī (Egypt) TI - al-Mudhakkirāt al-ʻilmīyah AV - Q127.E3 C35 PY - 1962///] KW - Science KW - Egypt KW - Congresses N1 - Romanized ER -