Helen Gibson;
Alexander Gutzmer;
American Society for Testing and Materials
Lucas Tromly;
Helen Gibson;
Anthea Hucklesby;Raymond Holt;; Holt, Raymond
Dierk Schröder (auth.)
Hazel Tucker;
David A. A. Fennell;
Michel Coquet
Mark Freeman;
Siu-lun Lee (editor)
Richard Kraut; Steven Skultety
Robert T. Kiyosaki; Sharon L. Lechter
Ela Camarena, Rosa Zarate, Dustin Ticse
Ricardo Paes de Barros and Laura Muller Machado
Michel Coquet
P. T. H. Unwin
Cothel Lise