Asian and Middle Eastern Dragons
Dragon Images of Japan by Mark Schumacher, with excerpts from related literature. Somewhat disorganized but high-quality information.
Middle eastern dragons
Amazon. In the Dragon's Claws: The Story of Rostam and Esfandiyar from the Persian Book of Kings, from Firdawsi's Shahnameh, translated by Jerome W. Clinton.
Simurg A Persian Fairy Tale by Payam Narbaraz, a survey of the legend, from White Dragon, "an independent quarterly pagan magazine covering witchcraft, northern traditions, the occult and earth mysteries" since 1993.
Zahak the Dragon King, from Firdawsi's Shahnameh, translated by Parviz Lashgari and Deirdre Lashgari.