Susan Warner
John Povey
Jimmy Swaggart
Hermann Olshausen
Robert J. Mignone
Anna Goldmark Gross
Martin E. Franklin
William S. Plumer
Rosetta Stone
William C. Harvey
George A. Morgan
Kathleen Gerson
Kathryn E. Shoemaker
Pimsleur
Various
Ron Felzer
Langenscheidt
T. LaHaye
Ralph Fletcher
Martin Luther
John Owen
Vox
lay, schneider,varberg,purcell,rigdon goldstein
Phil A. Lancaster
Kenneth Gangel
Milton D. Hunnex
Laura Scandiffio
William Wright
Healthcare Financial Management Association (U. S.)
G.M. Idorn
Living Language
Steven S. Burke
Harry M. Markowitz
Hjørdis Varmer
Ronald Schenk
Robin Robertson
Andrew Samuels
Olivier Mannoni
Ralph Earle