TY - `BOOK` AU - Toynbee, Arnold TI - Constantine Porphyrogenitus and his world PB - Oxford Univ. Press CY - London [u.a.] PY - 1973 LA - grc LA - eng SE - XVIII, 768 S. SN - 0-19-215253-X SN - 978-0-19-215253-4 CN - 74 B 3268 CN - Ea 271 CN - A II 2007/15 CN - KG Gm 49 AN - UBHD-1058928 ER -