Inc. Dorling Kindersley (COR)
(2)
Arthur Keller/ William Steven Kloepfer Jr. (INT)
(1)
Bernard Spolsky (EDT)/ Young-in Moon (EDT)
(1)
Erika Darics/ Veronika Koller
(1)
Ernest L. Thayer/ Jim Hull (ILT)/ Martin Gardner
(1)
Jiaying Howard and Tsengtseng Chang
(1)
John Morrison Milne/ Jimmie Hill (EDT)
(1)
Michael Thomas/ Euline Cutrim Schmid
(1)
Vicki Hollett/ Michael Duckworth
(1)