What has the author David Hilliam written?

David Hilliam has written:

'Castles and Cathedrals'

'Philip II'

'Kings, queens, bones, and bastards' -- subject(s): Biography, Handbooks, manuals, Kings and rulers, Monarchy, History, Queens

'Who's Who in the British Monarchy (Who's Who S.)'

'Richard the Lionheart and the Third Crusade' -- subject(s): Juvenile literature, Crusades, Christianity, Relations, Islam, History, Third, 1189-1192, Kings, queens, rulers, Military leadership