Aliberto Caforio
Adam Feather
Louis J. Pepe
Aslam J. Karjagi
Herbert Puchta
Christian Straukamp
Paul Allen
Collins Easy Learning
Nicolette Hannam
Anne Forster
Riccardo Chiappini
Miryung Pitts
Heila Lotz-Sisitka
Rôzni autori (editori)
Lievi van Acker
Neil Anderson
Rachael Harris
Generuje redakčný systém BUXUS CMS spoločnosti ui42.