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by Mantie, Roger; Talbot, Brent C.
by Coppenbarger, Brent; Coppenbarger, Roger
by Editor: Frederick M. Ausubel; Editor: Roger Brent; Editor: Robert E. Kingston; et al.
by David F. Hultsch , Christopher Hertzog , Roger A. Dixon , Brent J. Small
by Roger Mantie; Brent C. Talbot
by Busiek, Kurt; Stern, Roger; Thomas, Roy; et al.
by Windsor, Lee; Sarty, Roger; Milner, Marc; et al.
by Hochberger, Christian; Nelson, Brent; Koch, Andreas; et al.
by Ausubel, Frederick M.; Brent, Roger; Kingston, Robert E.; et al.