Andrew Betsis Elt(1) Archer Editions(2) Binary Logic(3) Burlington Books(129) Cambridge University(16) Edilingua(1) Europalso(1) Express Publishing(17) Grivas Publications(29) Hamilton House(9) Helbling Publishing(3) Hillside Press(30) Hodder Education(2) Houghton Mifflin(4) Kings Road(1) Litera(1) Macmillan Publishers(2) MM Publications(42) New Editions(8) Oxford University Press(2) Pearson(20) Sterling(1) SuperCourse ELT(15) Usborne(1) York Press(2) Διαγόρας(1) Ελληνοαμερικανική Ένωση(5) Ελληνοεκδοτική(1) Πατάκης(3)