Rigby V : Roman pottery kilns at Rossington Bridge : excavations 1956-1961 : a report on excavations carried out by J.R. Lidster on behalf of Doncaster Museum / P.C. Buckland, K.F. Hartley and V. Rigby with contributions by M. Aitkin ... [et al.].
Rigby Valery : Britain and the Celtic Iron Age / Simon James and Valery Rigby.
Riggan Matthew : Reason & rigor : how conceptual frameworks guide research / Sharon M. Ravitch, Matthew Riggan.
Rigge Ambrose 1634 1704 : To the whole flock of God everywhere, the church of the first-born written in heaven, and to every member thereof, whose redeemer is the holy one of Israel : grace, mercy, peace, truth and love from the God of peace and love be multiplied amongst you, and to you all, amen.
Riggott John Michael : The early diagnosis of cancer of the cervix : a symposium held at the University of Hull on the 20th March 1970 as part of the 11th Annual General Meeting of the British Association for Cancer Research / edited by J.M. Riggott.