Llyfr Gwasanaethau : Eglwys Bresbyteraidd Cymru = A book of services : the Presbyterian Church of Wales /
Welsh Calvinistic Methodist Church.
Jones, Glyn Tudwal.
Williams, John Tudno.
Caernarfon : Gwasg Pantycelyn,
c2009.
Welsh Calvinistic Methodist Church
Welsh Calvinistic Methodist Church