Books by Roger J. Owen
Life, Death and Life after Death
Islam Ar Gyfer Myfyrwyr UG
Islam Ar Gyfer Myfyrwyr UG
Crefydd Mewn Cymdeithas Gyfoes
Crefydd Mewn Cymdeithas Gyfoes Ar Gyfer Myfyrwyr UG - Llawlyfr Yr Athrawon
Awdurdod crefyddol
Buddhism for As Students
Help the Aged (Charities Series) (Charities)
I wish he was black
The United Nations and its age
The United Nations and its agencies
O na bai'n ddu
A Bayesian approach to tailore
A Bayesian approach to tailored testing