Sonya Spreen Bates/ Kasia Charko (ILT)
(3)
Gary L. Anderson (New York University),Dipti (New York University Desai USA),Ana Ines Heras,Carol Anne Spreen
(2)
Diane Holloway Ph.D./ Johannes F. Spreen (CON)
(1)
Esther Strauss/ Elisabeth M. S. Sherman/ Otfried Spreen/ Ofried Spreen
(1)
Janet Zand/ Allan Spreen/ James B. Lavalle
(1)
Otfried Spreen/ Anthony H. Risser
(1)
Otfried Spreen/ Anthony H. Risser/ Dorothy Edgell/ David Tupper
(1)