BB Alexander, L.G.. Longman English grammar practice / L.G. Alexander London ; New York : Longman, 1990
BB Azar, Betty Schrampfer. Understanding and using english grammar / Betty Schrampfer Azar . - 2nd ed. New Jersey : Prentice Hall Regents, 1989
BB Beigbeder Atienza, Federico. Diccionario politécnico de las lenguas española e inglesa = Polytechnic dictionary of Spanish and English languages / F. Beigbeder Atienza . - 2a. ed. Madrid : Díaz de Santos, S.A., 1997
BB Bolton, David. English grammar in steps / english grammar presented, explained and practised in context by David Bolton and Noel Goodey . - [1ª ed.] London : Richmond, D. L. 2004
BB Collins Cobuild...English language dictionary / developed and compiled in the English Department at the University of Birmingham as part of a language research project commissioned by Collins Publishers . - [1st ed., 6th repr.] London ; Glasgow : Collins ; Stuttgart : Klett, 1992
BB Diccionario Oxford Avanzado para estudiantes de inglés : español-inglés, inglés-español / direccción editorial, Annella McDermott, Patrick Goldsmith, Mª Angeles Pérez Alonso ; equipo de redacción Ana Bremón ... [et al.] Oxford [etc.] : Oxford University Press, 1996
BB Eastwood, John. Oxford practice grammar : with answers / John Eastwood . - [1st ed., 2nd. repr.] Oxford : Oxford University Press, 1992
BB Murphy, Raymond. English grammar in use : a self-study reference and practice book for intermediate students : with answers / Raymond Murphy . - 1st. pub., 16th printing Cambridge : University Press, 1992
BC Dudley-Evans, Tony. Engineering / Tony Dudley-Evans, Tim Smart, John Wall . - [1st ed., 6th. imp.] Harlow, Essex : Longman, 1987
BC Engineering / prepared by English Language Services ; [Contributing editor Louis de Pian] New York [etc.]: Collier-Macmillan, 1967
BC Glendinning, Eric H.. Technology 2 / Eric H. Glendinning and Alison Pohl Oxford : Oxford University, 2008
BC Hollett, Vicki. Tech Talk : Intermediate Student's Book / Vicki Hollett, John Sydes Oxford : Universtity Press, 2009
BC Ibbotson, Mark. Cambridge English for engineering / Mark Ibbotson . - 1st ed., 4th repr. Cambridge : Cambridge University Press, 2010
BC Thorn, Michael. An Introduction to technical English / Michael Thorn and Alan Badrick.. - 1ªedicion New York [etc.] : Prentice Hall, 1993
BC Waterhouse, Graham. English for the construction industry / Graham and Celia Waterhouse. - 1st published, repr London ; Basingstoke : Macmillan, 1985