Grammar exercises and topics for conversation for the preparatory department : [inglise-eesti sõnastikuga]1988 https://www.ester.ee/record=b1239231*est Grammatische und Sprechübungen für die Vorbereitungsgruppe1990 https://www.ester.ee/record=b1216725*est Introductory course of english for students of engineering1989 https://www.ester.ee/record=b1217397*est Introductory course of English for students of engineeringTiits, Ene; Toomsalu, Marju; Tšetõrkina, Ene; Truu, Sirje1991 https://www.ester.ee/record=b1198304*est