@book{1644,
	author = {Paul McKechnie and Philippe Guillaume},
	title = {Ptolemy II Philadelphus and His World},
	publisher = {Brill},
	url = {https://library.trinitytheologicalcollege.org/cgi-bin/koha/opac-pdf-viewer.pl?file=E%20Books/E%20books%20Philosophy%20%5Bancient%5D/Ptolemy%20II%20Philadelphus%20and%20His%20World%20%5BPaul%20McKechnie%20and%20Philippe%20Guillaume%5D.pdf}
}