Ronald M. Ruff

Edited By Ian Bruff, Cemal Burak Tansel

By Peter Ruff, Khalid Aziz

By Julius R. Ruff

Edited By Elizabeth Goring, Nicholas Reeves, John Ruffle

Edited By Shizhuo Yin, Paul B. Ruffin, Francis T.S. Yu

Edited By Lisa Hau, Ian Ruffell

By Gene Ruffini, Theodore Kheel

By Julio L. Ruffini

By David V. Ruffolo

Edited By Paolo Ruffino

Edited By Mats B. Küssner, Liila Taruffi, Georgia A. Floridou

By Miles Ogborn, Alison Blunt, Pyrs Gruffudd, David Pinder