David Cheetham/ Douglas Pratt/ David Thomas
(2)
David J. Linden/ Sean Pratt (NRT)
(2)
John A. White/ Kellie S. Grasman/ Kenneth E. Case/ Kim Lascola Needy/ David B. Pratt
(2)
Stephen Pratt (EDT)/ David Harrison (EDT)
(2)
David Meerman Scott/ Sean Pratt (NRT)
(1)
David Paulides/ Harvey Pratt (ILT)
(1)
David Wright (EDT)/ Catherine E. Camden-Pratt (EDT)/ Stuart B. Hill (EDT)
(1)
Douglas Pratt (EDT)/ Charles Tieszen (EDT)/ David Thomas (CON)/ John Chesworth (CON)
(1)
Elizabeth A. Popham (EDT)/ David G. Pitt (EDT)/ E. J. Pratt Library (COR)
(1)
George Pratt Ph.D./ Peter Lambrou Ph.D./ John David Mann (CON)
(1)