Introductory course of English for students of engineeringTiits, Ene; Toomsalu, Marju; Tšetõrkina, Ene; Truu, Sirje1991 https://www.ester.ee/record=b1198304*est

Introductory course of english for students of engineering1989 https://www.ester.ee/record=b1217397*est