Bibliografía (13 obras)
Sums of Reciprocals of Fractional Parts and Multiplicative Diophantine Approximation
2020
Elizabethan Secret Services
2005
Walsingham
2004
The Elizabethan Secret Services (Illustrated History Paperbacks)
2000
Sex in Elizabethan England
1997
'Untamed desire'
Untam'd Desire
The gunpowder plot
1994
Invisible power
1992
Robert Cecil, Earl of Salisbury, 1563-1612
1989
The white bear
1987
Western voices
1979
