William C. Whitman/ William M. Johnson/ John A. Tomczyk/ Eugene Silberstein
(4)
;Nichols, Elizabeth Gackstetter (Drury University, USA),Lewis, Amy C. (Texas A&M University-San Antonio, USA),Tomczyk, Dave (Quinnipiac University in Hamden, Connecticut, USA)
(1)
Bill C. Whitman/ William M. Johnson/ John A. Tomczyk/ Eugene Silberstein
(1)
Bill Whitman/ Bill Johnson/ John Tomczyk/ Eugene Silberstein
(1)
Edward Layer (EDT)/ Krzysztof Tomczyk (EDT)
(1)
Edward Layer/ Krzysztof Tomczyk
(1)
Eugene Silberstein/ Jason Obrzut/ John Tomczyk/ Bill Whitman/ Bill Johnson
(1)
John Tomczyk/ Eugene Silberstein/ Bill Whitman/ Bill Johnson
(1)
William C. Whitman/ William M. Johnson/ John A. Tomczyk
(1)
William C. Whitman/ William M. Johnson/ John Tomczyk
(1)