Linda S. Levstik/ Keith C. Barton
(4)
Jennifer James/ Keith Barton/ Simone Schweber/ Robert Kunzman/ Kimberly Logan
(2)
Keith C. Barton (Indiana University),Li-Ching Ho (University of Wisconsin-Madison)
(2)
Keith C. Barton/ Linda S. Levstik
(2)
Linda S. (University of Kentucky Levstik USA),Keith C. (Indiana University Barton USA)
(2)
(新加坡)Chelvin C. A. Sng、(英)Keith Barton
(1)
John Barton (EDT)/ Peter Groves (EDT)/ Chris Keith (EDT)
(1)
Keith Barton/ Roger Hitchings/ Donald Budenz (EDT)
(1)
Keith Garebian/ John Barton (EDT)
(1)