Glubb, Sir John Bagot. (1967) Syria, Lebanon, Jordan. Thames & Hudson, p. 34. OCLC585939. “In addition to the court and the army, Syrian cities were full of Greek businessmen, many of them pure Greeks from Greece. The senior posts in the civil service were also held by Greeks. Although the Ptolemies and the Seleucids were perpetual rivals, both dynasties were Greek and ruled by means of Greek officials and Greek soldiers. Both governments made great efforts to attract immigrants from Greece, thereby adding yet another racial element to the population.”.